Which two code segments can you use to achieve this goal?

You are implementing a method named GetValidEmailAddresses. The GetValidEmailAddresses () method processes a list of string values that represent email addresses.
The GetValidEmailAddresses () method must return only email address that are in a valid format.
You need to implement the GetValidEmailAddresses() method.
Which two code segments can you use to achieve this goal? (Each correct answer presents a complete solution. Choose two.)
NOTE: Each correct selection is worth one point.
A.

B.

C.

D.