Between 1845 and 1854, about 1.5 million Irishmen emigrated to U

Between 1845 and 1854, about 1.5 million Irishmen emigrated to United States because of __________.
A、famine
B、English oppression
C、war
D、Both A & B
【正确答案】：D
【题目解析】：本题考查美国移民。在1845年至1854年期间，大约有150万爱尔兰人因饥荒和英国压迫而移民到美国。