GRE Reading Comprehension: JiJing 352-GRE阅读机经352篇 - 5052RI7I95RRF6BYJ

Which of the following is mentioned in the passage as an affect of cactus cultivation on the Mahafale's pastoralist way of life? A. The Mahafale no longer need to help their cattle survive during the dry season. B. The Mahafale have abandoned their pastoralist way of life. C. The mobility of the Mahafale has been diminished.