Answer:
in ways it is especially during this whole pandemic as it has kept people together and kept people safe, so that's a reason
The second choice is a fragment, not a complete sentence.
I believe the correct choice is number one, because if you turn the sentence around, it answers the question of why the crowd is gathered. You may want to confirm on the website chompchomp.com (Grammar Bites).
Answer:
it's better , let's solve it
Answer:
It seems like all of them are correct, but if I have to pick one then I'd go with D.
Explanation:
I don't see anything wrong with traveling