Which of the following is an alternative definition to the verb form of the word claim a. a demand for something b. a statement of truth c. a piece of land for mining d. demand money

The correct answer is demand money :)

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.