There is a keen …… in each trade. A. contest B. comparison C. competition D. cooperation

The correct answer is C. competition.

A contest is a competitive activity held between two or more people or groups. A comparison is a statement of the similarities and differences between two or more things. Cooperation is the act of working together to the same end.

In the context of the question, the word “keen” suggests that the competition is intense. This is supported by the fact that the word “keen”