问题详情

By saying “My dog could tell the difference between bottled and tap water” (Line 4 Para. 2), von Wiesenberger wants to convey the message that ________.
A) plain tap water is certainly unfit for drinking
B) bottled water is clearly superior to tap water
C) bottled water often appeals more to dogs taste
D) dogs can usually detect a fine difference in taste 请帮忙给出正确答案和分析，谢谢！