Which Statement Describes the Cognitive Abilities of School-Age Children

Which statement describes the cognitive abilities of school-age children?

A) Have developed the ability to reason abstractly
B) Become capable of scientific reasoning and formal logic
C) Progress from making judgments based on what they reason to making judgments based on what they see
D) Have the ability to classify, group and sort, and hold a concept in their minds while making decisions based on that concept