review correction

Author: v-thepet

articles/cosmos-db/create-mongodb-flask.md

@@ -21,12 +21,11 @@ ms.date: 12/26/2018
 > * [Golang](create-mongodb-golang.md)
 >  
 
-In this quickstart, you use an Azure Cosmos DB for Mongo DB API account and the Azure Cosmos DB Emulator to run a Python Flask To-Do web app cloned from GitHub. Azure Cosmos DB is a multi-model database service that lets you quickly create and query document, table, key-value, and graph databases with global distribution and horizontal scale capabilities.
+In this quickstart, you use an Azure Cosmos DB for Mongo DB API account or the Azure Cosmos DB Emulator to run a Python Flask To-Do web app cloned from GitHub. Azure Cosmos DB is a multi-model database service that lets you quickly create and query document, table, key-value, and graph databases with global distribution and horizontal scale capabilities.
 
 ## Prerequisites
 
-- An Azure account with an active subscription. [Create one for free](https://azure.microsoft.com/free/?ref=microsoft.com&utm_source=microsoft.com&utm_medium=docs&utm_campaign=visualstudio). Or [try Azure Cosmos DB for free](https://azure.microsoft.com/try/cosmosdb/) without an Azure subscription. 
-- The [Azure Cosmos DB Emulator](local-emulator.md). 
+- An Azure account with an active subscription. [Create one for free](https://azure.microsoft.com/free/?ref=microsoft.com&utm_source=microsoft.com&utm_medium=docs&utm_campaign=visualstudio). Or [try Azure Cosmos DB for free](https://azure.microsoft.com/try/cosmosdb/) without an Azure subscription. Or, you can use the [Azure Cosmos DB Emulator](local-emulator.md). 
 - [Python 3.6+](https://www.python.org/downloads/)
 - [Visual Studio Code](https://code.visualstudio.com/Download) with the [Python Extension](https://marketplace.visualstudio.com/items?itemName=donjayamanne.python).