Aproperly written business letter performs three services: it builds good will for the person who sends it; it serves as a record of a proposal or transaction, and

a. it hastens
b. it conveys a message about a specific matter of importance related to sender and receiver
c. it projects the philosophy of the business
d. it answers questions the receiver has

The answer should be d. it answers questions the receiver has. The main purpose of writing a business letter is to inform the receiver of the sender’s reason in writing it. It should answer the questions the receiver wants to ask to make an informative proposal and clear negotiation in formal language.

a. all of the other answers have at least one capitalization error.

b. vast setting

explanation:

an epic is a poem of heroic proportions; it can't be short or focus on simple daily life event. it cannot be written with a casual tone as it narrates some heroic deeds of legendary figures.    

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