Tropic hormones: stimulate the pineal gland
stimulate other endocrine glands
stimulate the thymus gland
stimulate nervous tissue

Explanation:

Trophic hormones stimulates the pineal gland , which in turn, stimulates the thymus,endocrine, all except nerve tissue

answer: my answer would be a) scheduling workouts with your friend for consistent days and time

explanation: for me personally i would be much more likely to go to the gym with a friend because i wouldn't want to cancel on them or stand them up.

tell their parents and make sure she gets from a counselor or therapist. be supportive and be there for her. be a kind and good friend. spend time with her to make her feel like she's not alone. i'm not a professional but i really hope they stays strong.