Which of the following functional areas of business has primary responsibility for a firm's total revenue?

Answer option __________________c

Answer is D as back boon of any company is Manpower.

............................. c. Marketing

I choose c ............................................................................

1. The correct answer was: c. Marketing. 

Option   d

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Thanks

The answer is : Option ( C )

My answer is also option (C)

A.............................................................

 c. Marketing .....................................................................................