Question ID:PT38 S1 Q24 Passage:One-year-olds ordinarily prefer the taste of sweet food to that of salty food. Yet if one feeds a one-year-old salty food rather than sweet food, then over a period of about a year he or she will develop a taste for the salty flavor and choose to eat salty food rather than sweet food. Thus, a young child's taste preferences can be affected by the type of food he or she has been exposed to.  Stem:Which one of the following is an assumption required by the argument? Correct Answer Choice:AChoice A:Two-year-olds do not naturally prefer salty food to sweet food. Choice B:A child's taste preferences usually change between age one and age two. Choice C:Two-year-olds do not naturally dislike salty food so much that they would not choose it over some other foods. Choice D:The salty food fed to infants in order to change their taste preferences must taste pleasant. Choice E:Sweet food is better for infant development than is salty food.