Question

careful observation, question, hypothesis, experiment, analyze, conclude scientific reformation scientific method heliocentric model geocentric model

Explanation:

The scientific method involves a series of steps: careful observation, asking a question, forming a hypothesis, conducting an experiment, analyzing the results, and drawing a conclusion. The scientific reformation is a broader historical event. The heliocentric model is a model of the solar system with the sun at the center. The geocentric model is a model with the earth at the center.

Answer:

B. scientific method