childcare

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The observation that children with down syndrome may alternate between periods of gain and functioning and periods of little or no advance is the?
A functioning difference hypothesis.
B variance hypothesis
C.variance observation
d.slowing and stablility hypothesis

A?

  • childcare -

    I would say no. I would say C. The wording in the question gives clues to the answer. However, you can doublecheck by googling variance observation.

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