1.  (solve as per the direction given above)

A. production
B. research
C. audit
D. appraisal

Answer: Option A

Explanation:

Production - It is something enterprise do to make money.

Appraisal - Enterprise does an appraisal to celebrate or appreciate the work at end of work. (They call it Appraisal Cycle).

Research - It means they think and work on future plans and applies to the enterprise.

Audit - It is an inspection or observation of past performance (Generally finance).

So according to all definitions, answer is "production".