試題詳解

14. Why are smart homes a great alternative to round-the-clock care at institutions for the elderly and disabled?
(A) Because smart homes can do many things and nurses won’t need to be around all the time.
(B) Because the US government agreed to financially support smart homes for the elderly and disabled.
(C) Because, for the elderly and disabled, facing machines is much easier than facing human care-givers.
(D) Because the cost of smart homes is much lower than that of human care-givers.