Which detail is most appropriate to add a paragraph with the subtopic of characteristics of scientists?

A. Scientists are inquisitive; they want to know who, what, where, when, and why.

B. Scientists have explored everything, from the mysteries of the ocean to the movements of the stars.

C. The process for becoming a scientist can be long and tedious.

D. One of the fields where the ability to think outside the box is particularly useful is geology.