Question

Which sentence does not contain any errors in comma usage?

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

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

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

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

Answer 1

Is it B?

Answer 2

I think its D.

Answer 3

Okay

Answer 4

I think it's B though. Thanks anyway!