Select the appropriate sentences from the answer choices and match them to the period before or after the five-even shift．TWO of the answer choices will NOT be useD、This question is worth 3 points．
AnswerChoices
A．The child’s brain waves have rhythms similar to those of adults． B．The child’s cognitive development cannot be measured scientifically． C．The child learns in simple ways and can focus on only one quality at a time． D．The child knows that the quantity stays the same when objects are rearrangeD、 E．The child cannot distinguish between right and wrong． F．The child can quickly solve problems involving conservation． G．The child is not able to understand the conservation of quantity． Before the Five-Seven Shift ．__________ ．__________
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