In the hierarchy of scientific thought, a hypothesis: a. comes right before law b. has the most certainty c. is the least certain d. none of the above

A. Comes right before law.

Explanation:

In a research procedure, the hypothesis comes before any law or principle. It is because of the fact that hypothesis is a presumed information which is required to be proved on the basis of implementation of suitable methodology. The law or principle will give an idea about the related topic.

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.