Recent Studies Have Found That Modifications to Inhelder and Piaget's

Multiple Choice

Recent studies have found that modifications to Inhelder and Piaget's natural science tasks have resulted in improvements in reasoning among adults. Which is NOT one of these modifications?

A) Providing a hint or prompt
B) Using more extended training procedures
C) Showing how to solve the tasks during training
D) Varying the content of the tasks so that they become either familiar or interesting