In which time Period did Copernicus introduce his heliocentric or sun centered theory

1. A. D. 1200-1400

2. A. D. 1400-1600

3. A. D. 1600-1800

4. A. D. 1800-2000

(2), more precisely 1532

Explanation:

Copernicus finished the first manuscript of his book, "De Revolutionibus Orbium Coelestium" ("On the Revolutions of the Heavenly Spheres") in 1532.

the answer is:  

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