Update learn-quizzes.json

Author: Shiva-Sai-ssb

src/intl/en/learn-quizzes.json

@@ -531,13 +531,13 @@
   "m001-b-explanation": "This is incorrect. While some stablecoins might be backed by precious metals, they can also be backed by fiat currency or other cryptocurrencies.",
   "m001-c-label": "A new type of credit card",
   "m001-c-explanation": "This is incorrect. Stablecoins are a type of cryptocurrency, not a credit card.",
-  "m001-d-label": "A replacement for Ether",
-  "m001-d-explanation": "This is incorrect. Stablecoins are not designed to replace Ether. They are another token on the Ethereum network and are designed to have the opposite characteristic of Ether, notably its volatility.",
+  "m001-d-label": "A replacement for ether",
+  "m001-d-explanation": "This is incorrect. Stablecoins are not designed to replace ether (ETH). They are another token on the Ethereum network and are designed to have the opposite characteristic of ETH, notably its volatility.",
   "m002-prompt": "Which of the following is a stablecoin?",
   "m002-a-label": "US Dollar",
   "m002-a-explanation": "This is incorrect. While stablecoins can represent the US dollar, a US dollar is not a cryptocurrency.",
   "m002-b-label": "Aave token",
-  "m002-b-explanation": "This is incorrect. Aave token is a cryptocurrency, but its price is not intended to be stable.",
+  "m002-b-explanation": "This is incorrect. AAVE is a governance token for the Aave protocol, which provides marketplaces for stablecoins, but AAVE itself is not a stablecoin.",
   "m002-c-label": "Dai",
   "m002-c-explanation": "Correct! Dai is probably the most famous decentralized stablecoin, and its value is roughly 1 US Dollar.",
   "m002-d-label": "Ether",
@@ -553,9 +553,9 @@
   "m003-d-explanation": "Correct! Stablecoins can be used to hold cryptocurrency with less volatility, transact globally on the internet, and earn interest when you lend them out.",
   "m004-prompt": "What makes stablecoins unique?",
   "m004-a-label": "It is a token that is tied to an asset in the real world",
-  "m004-a-explanation": "This is incorrect. While this is often the case, it is not unique to stablecoins.",
+  "m004-a-explanation": "This is incorrect. While many stablecoins are pegged to real-world assets, this characteristic is not exclusive to stablecoins (e.g., ETH-collateralized tokens).",
   "m004-b-label": "It is a cryptocurrency token specifically designed to keep its value steady",
-  "m004-b-explanation": "Correct! Stablecoins are unique in that they are tokens designed to keep their value equal to the asset they are pegged to (most commonly traditional currencies, e.g., 1 USDC = 1 US dollar).",
+  "m004-b-explanation": "Correct! Stablecoins are designed to keep their value relatively stable, typically pegged to assets like currencies (e.g., 1 USDC = 1 US dollar), but not all stablecoins follow this model (e.g., RAI).",
   "m004-c-label": "It is capable of being sent over the internet",
   "m004-c-explanation": "This is incorrect. While this is a capability, it is not unique to stablecoins.",
   "m004-d-label": "It can be used on the Ethereum network.",