Who was an astronomer during the renaissance?

Explanation:

Johannes Kepler was a German astronomer and astrologer. He was an important person in the 17th-century scientific revolution. He is best known for his laws of planetary motion. He wrote books Astronomia nova, Epitome Astronomie. He was the first to explain the planetary motion, and became the founder of celestial mechanics and the first "natural laws". He was the first to investigate the formation of pictures with a pin hole camera and also the first one to explain the process of vision by the refraction within the eye.

a. there was serious competition for tech jobs at the downtown clinic.

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the percentage of students at the school need special diets is

c) 10 percent