Since the 1980s, the United States has A) increased its oil ...

[Redwolflake15]

Since the 1980s, the United States has
 
  A) increased its oil discoveries and production and today imports about 50 of its oil.
  B) seen its oil production keep pace with consumption.
  C) been steadily consuming more oil and producing less.
  D) improved the efficiency of its technology and now imports no foreign oil.

Question 2

Considering the cost-effectiveness of pollution control over a 25-year period, the most expensive period of pollution control is from years
 
  A) 0 to 5 while the least expensive is in years 20 to 25.
  B) 0 to 5 while the least expensive is in years 5 to 10.
  C) 20 to 25 while the least expensive is in years 0 to 5.
  D) 10 to 15 while the least expensive is in years 15 to 20.

[Laurenleakan]

Answer to Question 1

C

Answer to Question 2

A

[Redwolflake15]

Excellent

[upturnedfurball]

Gracias!