1. The word that should be followed by a comma is D. Dan.
2. The word that should be followed by a comma is D. yesterday.
3. The word that should be followed by a comma is A. Moreover.
4. The word that should be followed by a comma is B. truth.
5. The word that should be followed by a comma is D. hand.
6.The word that should be followed by a comma is B. Zoe.
1. violin
2. violent
3. violone
4. violist
5. violous
That is what I can think of, but there are way more...
Hope this helps :)