Q Question 1 1 / 1 pts In Piaget’s concrete operational stage, Question 2 1 / 1 pts Eight-year-old Daniel focuses on several aspects of a problem and relates them, rather than centering on just one. Daniel is capable of Question 3 1 / 1 pts Eleven-year-old Nathan first grasped conservation of number, followed by length, liquid, mass, and then weight. This limitation of concrete operational thinking is known as Question 4 1 / 1 pts As the prefrontal cortex develops in middle childhood, executive function undergoes marked improvement and children make gains in Question 5 1 / 1 pts Which of the following statements about children with very low working-memory scores is true?