Which factor of production includes human-made resources used to produce a good or a service?
a) land
b) labor
c) capital
d) entrepreneurship

Capital is the correct answer.

Explanation:

Capital means all the resources used in the production of a good. Capital includes machinery, tools and building which are used by humans to produce goods and services. Some examples of capital are computers, delivery vehicles, hammers etc. Other factors of production are labor, land and entrepreneurship.

treaties

explanation:

incident infrared radiation is blocked. visible and ultraviolet radiation heat   earth.

earth radiates infrared radiation. infrared radiation is blocked and heats earth. visible and shortwave radiation heat earth.

earth radiates longwave radiation

longwave radiation is reflected downward longwave radiation heats earth