Which answer choice is correct?

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

Imagine you are driving down the highway and reading a sign that states save the planet don't litter which technique of policy enactment is being used

During the period from 1865 to 1898 how did the political/economic elite contain the demands of farmers and laborers for economic justice