Even though you didn't give us the fragment with the comma slice, it isn't really necessary here as we can answer just based on these 4 options here. All options apart from the second one are correct - only the second option doesn't fix the mistake of the comma splice, whereas the other options do but connecting the sentences properly.
Answer:
Explanation: I have spent my last summer vacation at my home with my parents. We didn't go on any tours and trips this year. I played a lot with my friends and finished my summer vacation homework with my parents' help. Even I completed my homework while having fun with my friends.
Answer:
A
Explanation:
i dont know what the passage is about but A makes the most sense
Answer:
show the contrast between his second inaugural address and his first inaugural address.
Explanation: