premise: Then I tried to use my fingers . Then I started to panic . All I could think was , this is how I ' m going to die . I ' m driving at high speeds on an interstate and I ' m going to choke on a pretzel , lose control of the car and my friends are going to die , and man , is my obituary going to suck . Then the pretzel came loose and I swallowed it . What may have caused you to panic ?
hypothesis: I was stuck on an interstate .