Answer:
B. The model was against religious teachings.
Explanation:
Presented in mid-1500s, Copernicus's theory was mostly ridiculed by the clergy if the time. According to religios teachings, God created the Earth and placed it in the center of the universe, with all other planets and starts revolving around it.
Heliocentric model suggested the Sun as the center of the universe, but Copernicus failed to present some strong evidence to support this theory which made him easy target of the Catholic church.
Finally, in 17th century Galileo, with his telescope, and Kepler, provided evidence that Copernicus's theory was true.
<em><u>aaaaaaaaaaaàaaaaaaaaaaaaaaa</u></em>
The subordinate clause in the sentence stated above is:
A. <span>As I was walking
</span>
Comma is used as an indicator which serves as the boundary line between the independent and subordinate clauses. In this sentence, the independent clause is "<span>I stumbled upon a beautiful seashell."</span>