Choose the sentence that shows the correct usage of commas.
About three times per week more friends gather to help ship the catch to a St. Louis chemical company called Bug Experimentation Incorporated which pays one penny per firefly.
A.About three times per week, more friends gather to help ship the catch to a St. Louis chemical company called Bug Experimentation Incorporated which pays one penny per firefly.
B.About three times per week, more friends gather to help ship the catch to a St. Louis chemical company called Bug Experimentation Incorporated, which pays one penny per firefly.
C.About three times per week, more friends gather to help ship the catch to a St. Louis chemical company called, Bug Experimentation Incorporated, which pays one penny per firefly