If you choose between two summer jobs, what is the one you do not choose called?
question 3 options:

trade-off

opportunity cost

decision at the margin

opportunity at the margin

Because north america is in a it has a variety of biomes and climates. a. high latitude zone c. middle latitude zone b. middle longitude zone d. high longitude zone select the best answer from the choices provided a b c d

If a volcano’s magma is high in silica, the volcano will probably a. erupt quietly. b. remain dormant. c. erupt explosively. d. produce dark-colored lava.

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