Answer:
Dear cousin, thank you very much for inviting me to your birthday party next Saturday. From now on I want to assure you that I will be there to celebrate with you, just as you wanted me to. Also, I will bring a great gift so you know how much I appreciate you and what you mean to the family. I send you a big hug, your favorite cousin.
The answer is C, they present the problem in the first part of the sentence (rather than...) and provide a solution in the second half.
B) parents determine who their children spend time with outside of school.