Question

Which sentence does not contain any errors in comma usage?

A.
People's houses generally speaking, have roofs.

B.
The dam moreover, was only three years old.

C.
Everything turned out for the best, after all.

D.
In fact Los Angeles does have a public transportation system.

Answer 1

i think its b

Answer 2

or a

Answer 3

The answer is A.

Answer 4

Thanks . @alicia25 @Mason99