Which of the following is a way that scientific advancements have benefited society?
a. increased energy efficiency
b. increased resource use
c. increased urbanization
d. changes in the global climate

The answer is a. increase energy efficiency.  This means that we now use less energy to do more thanks to many advances in technology.  It could also be due to the use of alternative sources of power such as the sun or win.  These new sources provide energy without causing pollution.

the correct answer on edgen is:

(c.) prevent the spread of communism.

i just took the test.

answer; scientific;