Which Worklight pre-defined authenticators can be used to secure an application that requires the
user to login with a user ID and password?

A.
Form-based authenticator or Header-based authenticator

B.
Form-based authenticator or Adapter-based authenticator

C.
Adapter-based authenticator or Header-based authenticator

D.
Form-based authenticator, Adapter-based authenticator or Header-based authenticator

Explanation: