Considering Piaget’s theory of cognitive development, we would expect a student in the concrete operational stage to have the greatest difficulty with which one of the following questions?a. An apple pie is cut into 4 pieces. A blueberry pie of the same size is cut into 12 pieces. How many pieces of blueberry pie do you need to have the same amount as 3 pieces of the apple pie?b. In what way are an apple and a blueberry alike?c. If we have one row of blueberries arranged like so: o o o o o oand another row of blueberries arranged like so: o o o o o othen does one row have more blueberries than the other?d. If you have 8 Macintosh apples and 2 Jonathan apples, then do you have more Macintoshes or more apples?