When Asked to Explain How They Arrived at an Incorrect

When asked to explain how they arrived at an incorrect answer to a mathematical problem, children who demonstrate gesture speech mismatches

A) are more likely to be developmentally delayed.
B) tend to have a heightened readiness to learn from instruction.
C) have less variability in their thought than do other children.
D) learn less from instruction than do children whose speech and gestures are consistent.