Marcellus is African American, and when he goes to take a graduate school entrance exam, he is asked to indicate his ethnicity before he begins. This leads Marcellus to begin thinking about assumptions people make regarding African Americans and intelligence, and he begins to fear that he will confirm these assumptions. This could result in a self-fulfilling prophecy whereby Marcellus does poorly on the test.

An externality can be created by a. people working at a production job and enjoying their work b. a production activity but not a consumption activity c. a consumption activity but not a production activity d. a production activity or a consumption activity externalities a. are always positive, and an example is flu vaccinations b. are always negative, and an example is the pollution created by trucks c. can be negative or positive. logging has a negative externality, and education has a positive externality d. can be negative or positive. a negative externality is having to go to school when you would rather go to the beach, and a positive externality is spending time with your friends

Describe briefly about great sunil tiwari

This refers to weather and atmospheric conditions measured over a long period of time.