In one of his studies, Karl Duncker asked students to mount a candle on a vertical board so the candle could burn normally. The students who saw the box in which the materials were presented as only a container rather than as a part of the solution were exhibiting
A)mental consolidation.
B)functional fixedness.
C)retroactive interference.
D)cognitive dissonance.

Question

Quizplus · Accepted Answer

Functional fixedness is a cognitive bias that limits a person to using an object only in the way it is traditionally used. In Duncker's candle problem, the difficulty in seeing the box as anything other than a container for the tacks exemplifies this concept, as the solution requires using the box as a candle holder.

In One of His Studies, Karl Duncker Asked Students to Mount