Answer:
the theme is to be grateful for what you get
Explanation:
Its the first one . you don't need a "," before and unless it is listing 3 or more things. with the second one the "," is in the wrong spot
Answer: List of successes: to identify your qualities and skills.
Explanation:
Personally I would do: C and D.
They both give you a little information of what info will be covered in the book. If they have a lot of info of what you want to write about then they are keepers and if there is only a little info then you can still use them but if there isn't enough info to help you write a in-depth paper then ditch it or them and keep looking.
Hopefully this helped and good luck.