Which of the following statements is not true?

A.

Commercial services are the life's blood of a country's economic system

B.

There cannot occur commercial services unitl goods have been produced

C.

Without commercial services must goods and services will not produced

D.

There is no stage of production that does not employ commercial services

E.

Commercial services add to the value of a product

Correct answer is B

No explanation has been provided for this answer.