Why is it in a country's best national security interests to ...

[moongchi]

Why is it in a country's best national security interests to invest in sustainable energy sources?
 
  A) The costs of nonsustainable energy sources are guaranteed to rise as these sources become more scarce.
  B) They could profit by selling their developed technologies to other countries.
  C) It allows a nation to be energy independent.
  D) all of the above

Question 2

What is the greatest impediment to the widespread application of sustainable energy?
 
  A) fossil fuels are too cheap so there is no motivation to improve
  B) government restrictions on use of public lands
  C) negative public opinion
  D) lack of technology
  E) all of the above

[jojobee318]

Answer to Question 1

D

Answer to Question 2

A

[moongchi]

Wow, this really help

[Joy Chen]

Thanks for the timely response, appreciate it