Answer :
Answer:
The correct answer is letter "C": have nonsensitive topics and begin directly.
Explanation:
Corporate e-mails and memos are the most used mean of communication within the work-frame. They should not include corporate or employees' sensitive information since companies are always subjects of being attacked. Then, they cannot allow the breach of workers or the company's information.
Besides, these e-mails and memos are straight-to-the-point communications that could be informational or request the action of the recipient.