The tragedy of Dr. Faustus, the protagonist in Christopher Marlo

The tragedy of Dr. Faustus, the protagonist in Christopher Marlowe’s The Tragic History of Dr. Faustus , is the very fact that （ ）.
A、man is confined to time
B、he tried to join Africa to Spain
C、he became a man without soul after he sold it
D、he conjured up Helen, the lady who was partially responsible for the breaking-up of the Trojan War
【正确答案】：A
【题目解析】：克里斯托弗·马洛的作品《浮士德博士的悲剧史》中主角浮士德博士的悲剧正是人类受限于时间的事实的写照。