It is true that to the naturalistic writer, the human person is an animal. We are no better or worse than animals, because we are them. We all have the same instincts, behaviors, inclinations, and that is because, according to naturalists, we are the same.
The answer would be alliteration. Since the words start with F. Alliteration is an interesting expression and an elaborate literary device which is distinguished by the rehashed sound of the first or second letter in a progression of words, or the redundancy of a similar letter sounds in focused on syllables of an expression.
The answer is D. Connotation
The first option is indirect characterization.
the answer is the first one
and i am sorry if it is wrong