Graham finds it inordinately difficult to hold back his anger when stuck in heavy traffic. In such occasions, he often experiences an uncontrollable urge to get out of his car and smash the windshields of the cars lined up ahead of him. In the past, he had been arrested several times for acting on such violent impulses. Graham most likely suffers from .

Graham most likely suffers from intermittent explosive disorder.

Explanation:

When a person has intermittent explosive disorder, he will have sudden and repetitive episodes of angry, aggressive behavior. His reaction to something will be out of proportion, and the violence involved can affect his personal and social relationships. The description of Graham's behavior is consistent with that of intermittent explosive disorder. Notice how his anger and imagined reaction - breaking windshields - is out of proportion in relation to the event - being stuck in traffic.

answer; ///it examines the interaction between genetics and culture in shaping human biology;

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