Me this was due 4 days ago answer the following question and find an instance in the story that you believe supports your answer. i believe that the (lady, tiger) came out of the door the young man opened because

It is a bit hard to find an instance in the story to supports an answer if we don't know what the story is. Do you have any more information?

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.

i would pick a. i think this is more of a personal question though.