Q:

How, according to the author, have the recyclers contributed towards saving the environment?
(A) By preventing the trash being dumped into the landfills.
(B) By using renewable sources of energy to recycle the scrap.
(C) By helping to avoid the energy consuming waste disposal techniques.

• 1
  Only A
• 2
  Only B
• 3
  Only A and B
• 4
  Only A and C
• 5
  None of these