A marketer is completing a checklist prior to deploying an email, what action will validate feature completed when initiated

A marketer is completing a checklist prior to deploying an email, what action will validate feature completed when initiated
A . confirm that each content area specified in the dynamic content rules existed.
B. Identify phrases like click here or free that could be marked as spam
C. ensure subscriber status at the time of send subscribe or bounced.
D. ensure subscriber have not subscribed or are undeliverable.

Answer: A