Which three design best practices would the marketer use?

A marketer is designing email for mobile devices.

Which three design best practices would the marketer use? (Choose three.)
A . Use image-based text for hero graphics.
B . Cut content to make the message fit above the fold.
C . Keep copy simple and direct.
D . Stack the content in a single column.
E . Design with the most important content at the top.

Answer: CDE