Answer:
B: A teacher should answer his or her students' questions.
Explanation:
i just used process of elimination.. the other ones weren't so well
i hope this helped you
Answer:
At the pre-school, they teach children to speak politely, walk slowly, and act fairly.
Explanation:
Three verbs <em>speak, walk, </em>and<em> act</em> are respectively modified by the adverbs <em>politely, slowly, </em>and <em>fairly.</em>
This is correct parallel structure.
Yes, they're two fragments of one sentence.