How should headlines be developed for social media?

A) They should be mysterious and leave the reader wanting more
B) They should use clever wordplay that challenges the reader
C) They should be engaging and detailed
D) They should be casual and incomplete
E) They should be concise,specific,and informative

Headlines for social media should be short, to the point, and provide enough information to entice the reader to read on. They should avoid being mysterious, difficult to understand, or unclear in any way. Clarity and brevity are key when it comes to social media headlines, so option E is the best choice.