Which sentence uses the word in parentheses correctly?
AGwen kept (she) collection of arrowheads in a wooden box.
BGwen kept (her) collection of arrowheads in a wooden box.
CGwen kept (herself) collection of arrowheads in a wooden box.
AGwen kept (she) collection of arrowheads in a wooden box.
BGwen kept (her) collection of arrowheads in a wooden box.
CGwen kept (herself) collection of arrowheads in a wooden box.