Question

NewYear’s Day is a holiday______ January.

Answer 1

New Year's is a holiday in January.

Step-by-step explanation:

1) New Year isn't supposed to be one word, it is supposed to be two different words.

2) In makes more sense because we are saying New Year's in in January.

Hope this helps! :D

Answer 2

"on the first day of"

That's the only answer that comes to mind.. I'm not entirely sure if there's more to the question