The best research evidence today supports the idea that autism

A. is caused by a cold, rejecting mother.
B. can be improved, if not cured, by diet modification.
C. is triggered by an environmental toxin.
D. has a genetic component and/or structural differences in the brain.


Answer: D

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In this figure, the shaded areas represent ______.



a. values of the statistic with a high probability of occurring
b. the region of rejection
c. the region of non-rejection
d. the null hypothesis

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Which of the following resources would include asking a student to help pass and collect papers?

A. time B. space C. people D. materials

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Tasks for a specific class are generally communicated to the student on

A) the first day. B) early in the term. C) throughout the semester. D) all of the above.

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What will be an ideal response?

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