How does the author convey the purpose in screen time can mess with the body's clock

Scientists long have known that light at night can disrupt that internal clock. And it does so by suppressing melatonin. This prevents the body from getting the message that bedtime is near.

Explanation:

first question's answer is   a. they felt bad for the kitten, and started feeling guilty for not it.

second question's answer is c. she was trying to prevent the kitten from further screaming.

third question's answer is a. the mother and aunt fran faced their fears of cats, from it.

hopefully this