单选题 But if robots are to reach the next stage of labor-saving utility, they will have to operate with less human ______ and be able to make at least a few decisions for themselves—goals that pose a real challenge.

【正确答案】 B
【答案解析】supervision监督，管理。interaction互相影响。availability可用性，实用性。disposition部署；性情，脾气。