You are designing a Windows Phone 7 application that will enable users to send an email message. The application must allow users to choose a contact from a contact list. Then the application must apply the email address of that contact to a new email message. You need to ensure that the application can retrieve and apply the selected contacts email address. Which objects should be included in the application code? (Each correct answer presents part of the solution. Choose all that apply.)

A.
SearchTask

B.
PhoneCallTask

C.
EmailComposeTask

D.
EmailAddressChooserTask

E.
SaveEmailAddressTask