The level of serotonin in the brain is a decreased by a diet high in calories. b decreased by a diet high in salt. c increased by a diet high in protein. d increased by a diet high in carbohydrates. e decreased by a diet high in sugar.

Explanation:

The answer is C. protein is an essential nutrient you body depends on for energy to expend on a daily basis. protein helps fuel muscles for movement, the peripheral nervous system (fight or flight) and brain function...

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.

what are the options that have to match them to?