The answer is in the text.
Because <span>Humanism promoted the study of classical works that stimulated exploration of science.
Humanism is the belief that focusing all the prime importance to human rather than something holy or spiritual. This belief lead to people focuses on what's wrong with the human when occurrence such as illness or disorders happen rather than believing that it's a supernatural occurrence. This lead to the exploration of science to find out the truth.</span>
<span>It is biased information to look in candidates' websites. A website is an accumulation of related website pages, including sight and sound substance, normally related to a typical area name, and distributed on no less than one web server. Therefore the answer is C. </span>