A ……….study is a small scale preliminary study conducted before the main research, in order to check the feasibility or to improve the design of the research.
A)Preliminary
B)secondary
C)case
D)pilot

Question

Quizplus · Accepted Answer

A pilot study is a small-scale preliminary study conducted to evaluate feasibility, time, cost, risk, and improve upon the study design before the main research is conducted.

A ………Study Is a Small Scale Preliminary Study Conducted Before the the Main