What are the prerequisites for implementing account linking for Amazon Alexa smart home skills?
A. OAuth 2.0 with either implicit grant flow or authorization code grant flow
B. OAuth 2.0 with authorization code grant flow
C. OpenID Connect wit JSON.Web Token (JWT)
D. OAuth 1.0/2.0 with implicit grant flow
A. OAuth 2.0 with either implicit grant flow or authorization code grant flow
B. OAuth 2.0 with authorization code grant flow
C. OpenID Connect wit JSON.Web Token (JWT)
D. OAuth 1.0/2.0 with implicit grant flow