The answer is a fisherman
This quote means that humans can always find a flaw in someone else in order to make themselves bigger than others. People refuse to let go of flaws, they believe in an idea of perfection and so we say blue eyed blondes are beautiful versus saying we are all beautiful in our own way.
In simpler terms, we refuse to see our differences as perfect.
C) who reads it.
The audience is determined by the subject, and who reads it is the audience. Hope this helps!
This is false.
It is false because a scientific method is a lot more complex and has many steps which need to be fulfilled for it to be valid. Rationality and common sense are not enough for something to be scientific as sometimes something can be irrational or almost nonsensical and yet scientific.