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.
Answer: what is the passage?
Explanation:
Answer:
I dont know, if you want me to put a sentence/example i can
Expample:
Mother and Father are in a disagreement over who should
take the kid to school.
Answer:
understandable to the child.
Explanation:
hope it helps .