Anxiety disorders are a group of mental disorders characterized by feelings of anxiety and fear, where anxiety is a worry about future events and fear is a reaction to current events.
The answer to your question would be "a". This is the answer choice because, participating in a drinking game, drinking for the first time and winning a bet or dare aren't "life threatening". Thus leaving the answer choice "a" because falling into a coma could be life threatening. I hope this answers your question :)
Same bestie jziakosiiziihgfvbiyfhhgv