Science depends on
a. practice
b. beliefs
c. reasoning
d. evidence
e. luck

The correct answer is option D. Evidence.

Explanation:

Science is the quest and application of understanding and getting information of natural world and some time social world that is obtained by following a systematic procedure that is based on evidence.

Science is established by scientific method which include; observation, evidence, experiment, analysis, and conclusion. All these steps are mandatory to follow scientific method in order.

Thus, the correct answer is option D. Evidence.

it's c. (to reduce the greenhouse effect/carbon gasses)

the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.