请问ＸＤＦ１－１１

11. Some observers have concluded that the rise in the price of pepper means that the switch by some growers from pepper to cocoa left those growers no better off than if none of them had switched; this conclusion, however, is unwarranted because it can be inferred to be likely that

this conclusion, however, is unwarranted because it can be inferred to be likely that　是什么意思？这题是什么类型的题？谢谢．