42. According to the article, which of the following is not a downside to geotagging?
(A) It increases air pollution.
(B) It helps poacher find and hunt endangered animals.
(C) It can lead to more crowding and littering.
(D) It can lead to soil erosion.
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統計: A(19), B(4), C(5), D(4), E(0) #3456268
統計: A(19), B(4), C(5), D(4), E(0) #3456268