When "bright"and "dull"strains of rats were reared in enriched environments designed to stimulate learning, __________ in terms of navigating a maze
A) the bright rats still outperformed the dull rats
B) the dull rats now outperformed the bright rats
C) both groups of rats performed equally well
D) both groups still did not perform as well as rats raised in a standard laboratory cage
E) the dull rats performed even more poorly than previously .

Question

Quizplus · Accepted Answer

Enriched environments can enhance cognitive abilities, and in this case, both "bright" and "dull" rats performed equally well, suggesting that environmental factors can mitigate genetic differences in learning ability.

When "Bright"and "Dull"strains of Rats Were Reared in Enriched Environments