Amaintained ecosystem increases the number and variety of organisms found in a specific geographic region. this is also known as

environmental issues: select the best answer from the choices provided.

a. biodiversity
b. environmentalism
c. extinction
d. global warming

the secretary of state, appointed by the president with the advice and consent of the senate, is the president's chief foreign affairs adviser. the secretary carries out the president's foreign policies through the state department and the foreign service of the united states.

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.

answer; human capital;