Choose the change that is required in the punctuation of the underlined part of the sentence. If no change is needed, select "No correction is necessary."
After I delivered a final hammer blow, the chisel bit a large hole in the sealed door.
A) Replace the comma (,) with a semicolon (; ).
B) Replace the comma (,) with a period (.).
C) Omit the comma (,).
D) No correction is necessary.