The heading in a business letter should tell you where and when
Answer:
Context clues are hints that an author gives to help define a difficult or unusual word within a book. The clue may appear within the same sentence as the word to which it refers or it may follow in the next sentence.
Explanation:
For example: Synonym context clues offer words nearby with the same meaning: Synonym: The annual bazaar is scheduled for the last day of school. It's always a fun festival.
I think it would be A) bought
I’m not sure but probably because we don’t use each other for commercial uses