Read the excerpt from "The Tell-Tale Heart.”

The night waned, and I worked hastily, but in silence. First of all I dismembered the corpse. I cut off the head and the arms and the legs.

I then took up three planks from the flooring of the chamber, and deposited all between the scantlings. I then replaced the boards so cleverly, so cunningly, that no human eye—not even his—could have detected any thing wrong.
Read the excerpt from "The Black Cat.”

This hideous murder accomplished, I set myself forthwith, and with entire deliberation, to the task of concealing the body. I knew that I could not remove it from the house, either by day or by night, without the risk of being observed by the neighbors. Many projects entered my mind. At one period I thought of cutting the corpse into minute fragments, and destroying them by fire. At another, I resolved to dig a grave for it in the floor of the cellar.

Which statement best compares these two excerpts?

The author explores human psychology by showing how little remorse both narrators have.
The author explores human psychology by showing how nervous both narrators are.
The author explores human psychology by showing how indecisive both narrators are.
The author explores human psychology by showing how sorrowful both narrators are.