To examine whether children's cognitive development occurs in stages, Professor Blue observes four groups of children. Each child's performance on cognitive tasks is observed two or more times over a period of 2 years. Which group is MOST likely to lead Professor Blue to conclude that development occurs continuously?
A) group A, whose performance on a single task is observed twice each year
B) group B, whose performance on multiple tasks is observed twice each year
C) group C, whose performance on a single task is observed every week
D) group D, whose performance on multiple tasks is observed every week

Question

Quizplus · Accepted Answer

Group D, with its frequent (weekly) observations across multiple tasks, provides the most detailed and continuous data on children's cognitive development. This approach is most likely to reveal gradual, continuous changes rather than distinct stages.

To Examine Whether Children's Cognitive Development Occurs in Stages, Professor