It would be B I believe. It is the most logical sentence and it fits the tone.
Answer:
Hi grandma,
Hope you are doing well. I just wanted to let you know that I will be going over to spend the next holiday with you. Can't wait to see you!
Love, your granddaughter/son
Explanation:
This is false it can still be a good source
I believe it should be C - documentary.
Answer:
The concept of freedom will never cease to exist.
Explanation:
"For though the coal may sometimes cease to shine [freedom seems out of reach], the coal can never expire [that freedom is still always there]."