Official 33 Con 2
Question 4 of 5
According to the student, why was it advantageous for early humans to be sensitive to bitter tastes?

A.

It helped them to identify vegetables as sources of vitamins.

B.

It helped them to avoid eating foods that were not healthy for them.

C.

It made them less likely to limit their diet to sweet and salty foods.

D.

It allowed them to distinguish between ripe and unripe vegetables.

正确答案:B

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