31 .What kind of customers is the advertisement aiming at?
(A) People who do not lilce exciting activities.
(B) People who live in the tropics.
(C) People who live in a cold climate.
(D) People who usually prefer siding.
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統計: A(75), B(122), C(668), D(67), E(0) #1659490
統計: A(75), B(122), C(668), D(67), E(0) #1659490