Answer:
(b). don't they
I hope this the correct answer
Explanation:
Since it's declarative, it ends with a period. We should add some commas as well.
<em>S</em>chool began on a cold<em>,</em> <em>S</em>eptember morning<em>.
</em>
That should work.
It is true that Shaw wrote five novels before beginning his career as a playwright. The names of these novels are: Immaturity, The Irrational Knot, Love Among the Artists, Cashel Byron's Profession, and An Unsocial Socialist.