Devin Was Worried About Taking His Statistics Exam, Even Though

Multiple Choice

Devin was worried about taking his statistics exam, even though he studied diligently. On the morning of the exam, he wore his favorite, softest shirt so that he would be comfortable during the test. When he received a surprisingly high grade, Devin said to himself, "I think it was the shirt; it is lucky and helped me do well." Which thinking error is Devin MOST likely making?

A) Circular reasoning
B) Confusing correlation with causation
C) Confirmation bias
D) Post hoc "after this, therefore because of this" reasoning