Weather (3) About weather and maps and stuff PLZ HELP ME thank you :)

Irelanda. populationb. square mileagec. average population density per square mile

The next best alternative given up when making a choice is called the a. opportunity cost b. comparative advantage c. primary objective d. negative consequence select the best answer from the choices provided. a b c d

Which of the following situations is an example of an internal migration? a. moving to mexico city, mexico b. moving to san diego, califormia c. moving to toronto, canada d. moving to london, england