David has a habit of cracking his knuckles. Erica has been annoyed with this for a while. One day, when David cracked all his knuckles twice in a row, Erica yelled at him for his "disgusting habit." With regard to the categories of events that lead to conflicts as classified by Peterson, Erica:

A) has developed a social allergy. B) has developed a dialectic tension. C) is feeling rebuffed. D) is engaging in attributional conflict.

A) has developed a social allergy

Explanation:

Social allergy is the annoyance that is caused by the repeated action or behavior of a person. The behavior seems harmless at first but slowly but surely tends to build up the annoyance of others. The repeated action causes the buildup.

Here, Erica annoyance of David's knuckle cracking over the time they have spent together and she kept it bottled up. But one day she snapped and let it all out.

Hence, Erica has developed a social allergy.