Answer:
A. Writing is good for mental health. Too much emotional stress can be bad for health.
Step-by-step explanation:
According to the Newsela article "Health Benefits of Reading, Writing, Are Not Just for Patients", writing is good for the mental health because it helps people to release emotional stress, and to tap into their creative energy.
The article also suggests that writing can be therapeutic, and that writing is not just for patients, but everyone.