According to the passage the preference test was conducted in order to（）.

According to the passage the preference test was conducted in order to（）.

A.

find out the role taste preference plays in a person’s drinking

B.

reveal which cola is more to the liking of the drinkers

C.

show that a person’s opinion about taste is mere guess-work

D.

compare the ability of the participants in choosing their drinks

正确答案是A