Answer:
These are the options for the question:
A) unconscientious
B) conscientious
C) emotionally stable
D) emotionally unstable
And this is the correct answer:
C) emotionally stable
Explanation:
Alexander can be described as being emotionally stable because he stays calm in stressful situations. In other words, he does not let situations stress him out so much until losing control, no matter how difficult those situations are.
He could also be probably described as conscientious but the statement in the question does not specify whether he is orderly or methodic or not, so the best option is C).