Choose the Answer Which Best Rewords the Italicized Portion

Multiple Choice

Choose the answer which best rewords the italicized portion. If you think the original wording is best, choose option A.
Soon after, peace talks broke down and the war resumed, however, American troops did not return.

A) resumed, however, American
B) resumed, however; American
C) resumed; however, American
D) resumed: however, American