What is the largest river in the united states?

What is the result of the greenhouse effect? a. heat is deflected from the atmosphere. b. heat is released from the atmosphere. c. heat is kept in the atmosphere. d. plants are able to grow in the tropics where the air is the heaviest.

Which barrier to economic development is shown in the following examples?

Countries that have a traditional economy often develop at a slower pace than countries with a free market economy. true or false