Which two recommendations should the Architect make?

Containers (UC) has implemented SAML-based single Sign-on for their Salesforce application and is planning to provide access to Salesforce on mobile devices using the Salesforce1 mobile app. UC wants to ensure that Single Sign-on is used for accessing the Salesforce1 mobile App .

Which two recommendations should the Architect make? Choose 2 Answers
A . Configure the Embedded Web Browser to use My Domain URL.
B. Configure the Salesforce1 App to use the MY Domain URL.
C. Use the existing SAML-SSO flow along with User Agent Flow.
D. Use the existing SAML SSO flow along with Web Server Flow.

Answer: B,C