Facts is the highest form for referrence of knowledge which s formulated with hard science. However, facts can also be fabricated and faked. So it needs be carefully eveluated and scrutinized just as opinions are.
The author is talking about how snakes are an important part of the natural world, so the correct one would be A, <span>Snakes eat millions of rodents that destroy crops. </span>
I think it means sects like calvinism lutherism and salvationism
The answer is B. I have had this question before.