Children in have ability to deal with potential or hypothetical situation. A: sensorimotor B: preoperational C: concrete operational D: formal operational

[ ]阶段的儿童具有处理潜在或假设情况的能力。Children in [ ] have the ability to deal with potential or hypothetical situations. A: 感觉运动/sensorimotor B: 前运算阶段/preoperation C: 具体运算/concrete operational D: 形式运算/formal operational