If the federal reserve sells $80,000 in treasury bonds to a bank at 4% interest, what is the immediate effect on the money supply?

a. it is decreased by $80,000.
b. it is decreased by $3200.
c. it is increased by $3200.
d. it is increased by $80,000.

When would the government be allowed to limit what people say? a. the government may prevent individuals from engaging in "hate speech" b. the government may prevent individuals from engaging in "symbolic speech" c. the government may prevent entertainers from using foul language d. none of these are examples of permissible limitations on the freedom of speech

In some zoos, rare crosses between a male lion and a female tiger have produced hybrid offspring called "ligers." male ligers are sterile but some female ligers are fertile. in the wild, lion and tiger ranges do not naturally overlap, making such a cross unlikely. furthermore, the solitary behavior of tigers and the social organizations of lions create behavioral differences. the production of sterile male ligers is an example of read the following scenario to answer the following question. in some zoos, rare crosses between a male lion and a female tiger have produced hybrid offspring called "ligers." male ligers are sterile but some female ligers are fertile. in the wild, lion and tiger ranges do not naturally overlap, making such a cross unlikely. furthermore, the solitary behavior of tigers and the social organizations of lions create behavioral differences. the production of sterile male ligers is an example of a postzygotic barrier the founder effect sympatric speciation a prezygotic barrier

Greg goes to a high school and observes the way students talk to each other. he makes notes on the words used, the atmosphere of the school and the way the students present themselves to each other. this is an example of a( research method.