You are using a third-party service for SSO.

TheSingle sign-on IdP redirectionsetting controls whether managed devices directly open the login page of the third-party SSO provider (Identity Provider) or first prompt for Google account credentials. By enabling this setting, you streamline the login process for users and eliminate the confusion caused by the extra Google account prompt.

Option A is incorrectbecause it controls the frequency of re-authentication for SAML SSO, not the initial login page.

Option B is incorrectbecause it relates to password synchronization between Google and the IdP, not the login page redirection.

Option C is incorrectbecause it deals with how cookies are handled for SSO, not the login page redirection.