Update src/pages/[platform]/build-a-backend/auth/connect-your-frontend/switching-authentication-flows/index.mdx

Co-authored-by: Parker Scanlon <[email protected]>

Author: jjarvisp

src/pages/[platform]/build-a-backend/auth/connect-your-frontend/switching-authentication-flows/index.mdx

@@ -173,7 +173,7 @@ await signIn({
 
 The `USER_AUTH` sign in flow supports the following methods as first factors for authentication: `WEB_AUTHN`, `EMAIL_OTP`, `SMS_OTP`, `PASSWORD`, and `PASSWORD_SRP`.
 
-If the desired first factor is known when authentication is initiated it can be passed to the `signIn` API as the `preferredChallenge` to initiate the corresponding authentication flow.
+If the desired first factor is known when authentication is initiated, it can be passed to the `signIn` API as the `preferredChallenge` to initiate the corresponding authentication flow.
 
 ```ts
 // PASSWORD_SRP / PASSWORD