In Wolfgang Köhler's experiments,the chimpanzee Sultan used a short stick to retrieve a longer stick,which he then used to reach a piece of fruit.The chimpanzee appeared to display

A) insight.
B) a fixation.
C) trial and error.
D) the availability heuristic.

Insight

The ability to understand the inner nature of things or to gain an intuitive understanding of complex situations.

Availability Heuristic

A mental shortcut that relies on immediate examples that come to a given person's mind when evaluating a specific topic, concept, method or decision.

Trial And Error

A problem-solving method that involves attempting different solutions and eliminating those that do not work.