Martha was distraught when she discovered her husband had been involved with another woman and had a child with the other woman. she constantly tries to understand why her husband cheated on her, thinking thoughts such as "i'm so stupid for not realizing what was going on," and, "i should have been more attentive to his needs." which type of cognition is martha most likely exhibiting?

The answer is "Casual Attribution".

Attributions are derivations that individuals make about the reasons for occasions and conduct. Individuals influence attributions with a specific end goal to comprehend their encounters. Attributions emphatically impact the manner in which individuals associate with others.  

Causal attribution concerns the clarifications individuals offer about the reasons for their own or other individuals' conduct. It has added to a comprehension of feelings and additionally individuals' responses to disappointments, and the reasons that they give for those disappointments.

rain should be the answer.