Jack has won a jackpot prize. 10% of it was donated to flooded areas. Jack has won49/50Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions. Jack has won a jackpot prize. 10% of it was donated to flooded areas.Jack has won a jackpot prize, 10% which half was donated to flooded areasJack has won a jackpot prize, 10% of which was donated to flooded areasJack has won a jackpot prize, 10% of that was donated to flooded areasJack has won a jackpot prize, which was donated to flooded areasGiải thíchĐáp án B