Grandpa joe loves to fish. while fishing, joe puts his line in the water and waits there until he feels the line tug. on what reinforcement schedule is grandpa joe rewarded?

According to the theory of mercantilism, a country is strengthen by

Before they can be published, scientific papers must be peer-reviewed. this means that: a) some other scientific experts read the papers and guarantee that they are true. b) some other scientific experts read the papers and provide quality control by eliminating many mistakes. c) an editor reads the papers, to make sure that all the semicolons are in the correct places. d) everyone in the world is given the opportunity to comment on the papers through a specially maintainedblog. e) government bureaucrats read the papers, to be sure that the papers do not insult the political positions ofthe current officeholders.

Which 3 locations completed the triangle