Answer:
Four Main Parts of Email Message:
1. a. Subject line Opening with main idea
2. b. Opening with main idea
3. Explaining in the body Closing with a purpose
Explanation:
The main parts of an email include the Subject line with sender's and receiver's identities, and date. The subject line is followed by the opening introduction of the chief idea. After the introduction opening is the body of the email, which give more details about the message. The last is the closing remarks and any other desired information.