What percentage of the world's energy supplies is consumed by the ...

[Tazate]

What percentage of the world's energy supplies is consumed by the U.S.?
  a. 5
  b. 10
  c. 28
  d. 75
  e. 90

Question 2

Which of the following statements about fracking is false?
  a. Between 10 and 40 of the fracking fluid pumped down a well returns to the surface as
  toxic fracking flowback wastewater.
  b. After a 3-year study, the EPA reported there was no evidence of the presence of toxic
  chemicals associated with fracking in contaminated well water in Pavillion, Wyoming.
  c. Discharging of fracking flowback waste through wastewater treatment plants has caused
  corrosion of downstream utility companys equipment in Pennsylvania.
  d. The fracking flowback wastewater includes chemicals that are carcinogenic, neurotoxic
  and radioactive.
  e. Contamination of groundwater supplies by fracking flowback wastewater leaking through
  a cracked pond liner is a very real possibility.

[CourtneyCNorton]

Answer to Question 1

C

Answer to Question 2

B