Ned Found a Decaying Carcass Lying on the Beach One

Multiple Choice

Ned found a decaying carcass lying on the beach one day.Looking at the size of the body (which had decomposed quite a bit) ,Ned decided that it was the body of a sea monster,something like the Loch Ness monster in Scotland.If we know that Ned loves to read about weird,mythical animals,we might expect that he has made an error of perception because of:

A) perceptual set.
B) perceptual defence.
C) bottom-up processing.
D) none of the above