'Escape Rooms' Are Games in Which Players Have to Interpret

Multiple Choice

'Escape rooms' are games in which players have to interpret clues and solve puzzles to move through, or 'escape' from, a series of rooms. You decide to go to one with some friends. Your friend solves the first puzzle, which had nothing to do with a key. You realize that you had expected a key to be involved with the first puzzle, which might account for the fact that you spent most of your time looking places where you thought a key might be hidden. What phenomenon could explain your searching behaviour?

A) mental set
B) incubation
C) displacement
D) functional fixedness
E) aphasia