Inquiry is a process prompted by a _

Inquiry is a process prompted by a question.

Explanation:

This process is used to look into the problems and then draw a conclusion. It includes three main steps:

It involves careful observation of something and then formulating a hypothesis on the bases of these observations. Experiments are performed to prove the hypothesis. In the end, a conclusion is drawn based on the results of the experiments.  

d. the weight of the book

i think that d. wind is the answer.   i missed the question when i answered a. currents.