What is the BEST way to combine the information in the two clauses below?

Before she won the game of Scrabble. Sarah got a triple word score with "quit."
A.
Before she won the game of Scrabble when Sarah got a triple word score with "quit."
B.
Before she won the game of Scrabble; Sarah got a triple word score with "quit."
C.
Before she won the game of Scrabble, Sarah got a triple word score with "quit."
D.
Before she won the game of Scrabble, and Sarah got a triple word score with "quit."

1 answer

C.
Before she won the game of Scrabble, Sarah got a triple word score with "quit."