<span>If I'm assuming correctly that "courteous behavior" is one option, then that is the answer :)
You've probably heard the word "courtesy" or the phrase "common courtesy" before. Courteous is the adjective form of that word and it means polite/considerate. Jonas holding the door open is being polite/considerate or courteous, and he is showing courteous behavior.</span>
<span>It is known as "social comparison".</span>
Social comparison theory<span> expresses that we decide our own particular
social and individual worth in light of how we stack up against others.
Therefore, we are continually making self and different assessments over an
assortment of spaces, for instance, engaging quality, riches, knowledge, and
achievement. These comparisons are capable in forming a person's personality,
inspiration to enhance themselves, confidence and general fulfillment with
their life.</span>
I think it’s B because it makes more sense to me in a sentence