Final answer:
The breaking point is the term used to describe the moment when a person loses control over their actions and emotions. It represents a moment of extreme emotional distress or overwhelming stress. So, the correct answer is option b.
Step-by-step explanation:
The point at which a caller loses control over his/her actions and emotions is referred to as the breaking point. This term is often used to describe a moment of extreme emotional distress or overwhelming stress that pushes a person beyond their limits. It can be seen in various contexts, such as in stories where the breaking point represents the climax or turning point that leads to the resolution of the conflict.
So, the correct answer is option b.