Answer:
The correct answer is b) volatile.
Step-by-step explanation:
Volatility is known as constant and often unstable changes in the mood of a person. Also, volatile people make decisions impulsively, have difficulty controlling their emotions and reason, which is why their interpersonal and work relationships are affected.
For example, in the case of the Smiths, they are classified as volatile, since they make their decisions guided by their emotions, and do not take rational thoughts into account since they take more value on their feelings.
I hope this information can help you.