Answer:
bruh is this for real. Dang if it is im sorry for wasting an asnwer. if not ill give you what i think
Explanation:
The correct answer is A - the part of a professional email in which you
should try to be brief, but highly descriptive, would be the subject
line. It is important to write a good subject line, because this will
effect the amount of attention paid to your email in the busy inbox of a
professional company.