Match each section of a memo to the description of its contents.

heading

main idea

explanation and supplementary details

summary

key points of the memo

subject of the memo

description of the issue and possible solutions

purpose of the memo

Explanation:

1. Heading - Subject of the memo (Like heading gives an idea about the subject about which the work is going to talk about).

2. Main idea- Key points of the memo (key points give the main idea of the memo).

3. Explanation and Supplementary details- description of the issue and possible solutions.(Explanation is synonymous to description providing details of the topic).

4. Summary- Purpose of the memo (Because summary provides the glance of the topic and thus, revealing the purpose too.