Which of the Following Describes the Cognitive Abilities of School-Age

Which of the following 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, to group and sort, and to hold a concept in their minds while making decisions based on that concept