I need a correct answer! and its not B !

Select the correctly punctuated sentence.

a. School began on a cold September morning.

b. School began on a cold, September morning.

c. School began on a cold September, morning.

d. School began on a cold, September, morning.

I think its a.

Explanation:

I dont think there is a reason to have commas in between these words

what is the question here?

- "a.) it includes letters and books gathered over 1200 years, and consists of two parts.

- most of the new testament is letters from paul to the different churches, and since there's a new testament that means there is an old testament. "