The was a new way to solve problems and run research created during the scientific revolution. a) enlightenment

b) scientific method

c) heliocentric theory

d) renaissance

B. Scientific Method.

Explanation:

The scientific method is  a way of answering questions, or rather experimenting to build a hypothesis. It had the following steps, observation, forming a question, then hypothesis,  a prediction based on the hypothesis, testing the prediction, and using the results of the test to  adjust the hypothesis if needed, or to make a new one with new predictions.

d. a week

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d. william mckinley's southern upbringing him win.