Answer:
The correct answer is "T" true.
Step-by-step explanation:
One of the benefits of doing exercise is the production of serotonin, a neurotransmitter well known for his role of contributor to feelings of well-being and happiness, Therefore, working out after a poor testing-taking experience, can help to boost happiness by the production of serotonin. Also, exercise can help to boost confidence by the feeling of achievement that completing a workout gives.