Question 4 of 10
2 points
in the metamorphosis, which character or characters most clearly represent
the outside world, which has turned its back on gregor?
o
a. gregor's father
o
b. gregor's mother
o
c. the three boarders
d. the cleaning woman

quite an interesting way to teach topic sentences, because the answer to this question is the best definition of a topic sentence that one can present, it is as if answering the questions taught you how to do it, this is some real teaching, it is terribly well-done.

the topic sentence in this paragraph is:

topic sentences writers stay on track and keep a paragraph from becoming an aimless collection of sentences about an idea.

which incidentally tells you what a topic sentence should be.