Why Did Aristotle Feel That Humans Should Not Put Much

Why did Aristotle feel that humans should not put much faith in natural philosophy?

A) Most of creation could not be studied and therefore lay beyond human understanding.
B) It was sufficient to understand that gods and angels made the universe work.
C) Investigating the physical laws that governed the sun and planets was blasphemous.
D) Faith needed to be based on divine revelations in holy books,not study of physical nature.
E) Aristotle lived long before any serious observations were made of the world of nature.