Which of the following sentences has a Nonessential clause?
A. Every student who passed the test can go to recess.
B. All runners who are eligible for this race line up
here.
C. New reporters, which are actually quite a few,
should report to the registration desk.
D. The swimmer who won the Olympic Gold Medal was
Michael Phelps.

i think the answer is C

Explanation:

(actually i'm not sure about the answer)

the economic activity signified in that scenario is a. production

in general, market production makes reference to the elaboration of a product or service which is destinated for economic purposes (to be sold) at money-price in a market. such product or service has to be principally tradable for money.

there is no money exchange involved in distribution, generalized reciprocity or balanced reciprocity.