1.

Which of the following 3R's are useful to save the environment?

A.  Revise, Reuse, Redeem.
B.  Reduce, Reuse, Recycle.
C.  Reduce, Resell, Redeem.
D.  Revise, Resell, Reuse.
Answer» C.  Reduce, Resell, Redeem.


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