Answer:
D. there are several positive wats to encourage your family to exercise more often.
B because it doesn't have any pause
Answer:
Which of these is punctuated correctly?
<em>1.Yesterday's quiz, which was hard, will hurt my grade.
</em>Explanation:
The rest of the sentences are technically run-on sentences.
It could be both, maybe they hurt themselves because they want to call some attention or it could also be their way to feel better with themselves