D. friendly and respectful because it is a friendly letter, you don't want to be sarcastic which could come off as rude, and you don't want it to be formal either
Question 1: a
Question 2: a
Answer: I heard it was c but not 100% sure
Explanation:
I'm not sure but here's the definition of Parallel Structure. ( Using the same pattern of words to show that two or more ideas have the same level of importance). You can go with either the first or second sentence that's my opinion but I'm really not 100% sure. Sorry I couldn't been more helpful. I tried
