Jack has won a jackpot prize. 10% of it was donated to flooded areas.

35/50

Jack has won a jackpot prize, 10% which half was donated to flooded areas.

Jack has won a jackpot prize, 10% of which was donated to flooded areas.

Jack has won a jackpot prize, 10% of that was donated to flooded areas.

Jack has won a jackpot prize, which was donated to flooded areas.

Giải thích

Kiến thức: Mệnh đềquan hệ

Giải thích: Cách dùng đại từquan hệ: từchỉsố lượng + of + which (dùng cho vật)/ whom (dùng cho người) Tạm dịch: Jack đã giành được một giải thưởng jackpot, 10% trong đó đã được tặng cho các khu vực bịngập lụt.

Đáp án: B