Xander can no longer stomach the taste of sushi after he vomited from eating a spoiled serving of it. however, the appearance of sushi does not make him sick. which of the following best accounts for why xander becomes sick upon tasting sushi but not seeing sushi?

Xandar's case is the example of biological predisposition, because this example illustrates taste aversion.

Biological predisposition:

It is happening because see got sick earlier when eat the sushi not the look of sushi was bad.

Hence we can conclude Xandar's case is the example of biological predisposition, because this example illustrates taste aversion.

To know more about taste aversion, refer to the link:

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Biological predisposition, because this example illustrates taste aversion.

Explanation:

The biological predisposition would encompass the genetic factor, but also takes into consideration the environment and the interaction between individuals of the species. In short, biological predisposition is a term that refers to an internal ability in an individual's organism that allows that individual to have a high probability and expose the same response whenever a stimulus appears.

The above question shows an example of biological predisposition, as Xander has developed an aversion to the taste of Sushi and can no longer eat it, although the appearance of sushi does not cause him to dislike it.