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.
The answer is A personification because the author is giving a human characteristic to a non human object.
Good luck! Hope this helped.
Answer:
is that right I just screenshot it
I think you are saying to make an essay with those words so
An elderly couple went to the local supermarket but, they needed help getting groceries. Their trolley was very heavy and the old man pushed and pushed but it hurt his super sore back. Luckily, a kind employee came to help them and assist them. They left the store thankful as can be while the wonderful employee carried their bags out of the store.
Hope this is what you needed!!