Placebos are often used in drug studies in order to
A) reduce the number of participants needed.
B) decrease the costs of expensive medication.
C) enhance double-blind procedures.
D) increase the potency of the drug.
Answer: C
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What can Congress do to influence foreign policy if it is not satisfied with the way the president has handled foreign policy?
a. Congress can fire ambassadors who are not executing foreign policy according to Congress's wishes. b. Congress can reduce appropriations for executing the president's foreign policy. c. Congress can command the military to execute foreign policy according to Congress's wishes. d. Congress can change foreign policy with a joint declaration of two-thirds of each chamber, which does not require the president's signature.
In the federal government, the president of the United States:
A) does not report to anyone. B) reports to the Supreme Court. C) selects the head of the executive branch. D) reports to Congress. E) remains in office for ten years.