Answer to Question 1
B
The triggering phase is characterized by increased tension, readiness to retaliate, pacing, irritability, suspiciousness, glaring, breathing changes, and diaphoresis. The other stages are defined by behaviors specific to the stage and are not described in the scenario.
Answer to Question 2
D
Agranulocytosis is known to be an occasional but potentially dangerous adverse effect of carbamazepine therapy, hence the need for regular CBCs. The other drugs have a lower risk of causing this effect.