Are they're any other word than "this shows" when writing a essay?

What’s the importance of gaining a general understanding of and interpretation of the work of literature.

What can you infer about gregor from this excerpt? a. he is ungrateful and refuses to eat all of the food that grete brings for him b. his appetite is good, which shows that his body is trying to return to human form c. he always eats trash, and grete is trying to get him to remember being human d. his eating habits are changing, and he is becoming physically less human

How do the characters in this section differ from everyman's "fair-weather friends" in their relationship to everyman? this is a question related to the text, "everyman"