Answer:
1.People suffering from overwhelming feelings of anxiety have what's called an anxiety disorder."
2."[Deep breathing] allows the brain to clear the neurotransmitters that were released when the body turned on its stress response."
3.Kids with anxiety disorders] anticipate the future and work hard toward goals. They also tap into their natural tendency to scan the environment and search for danger
Explanation:
correct me if i am wrong
The correct way to punctuate is seen in b:
<span>To whom it may concern:
</span>
In formal settings and when you don't know the exact identity of the person a dresses it is usual to use a colon in this situation.