PT 47 S1 Q17

Multiple use refers to the utilization of natural resources in combinations ... ...

Which one of the following is an assumption required by the argument?
(A) Natural resources should be used in combinations that will most greatly benefit present and future generations.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in NP: Practice Set 3 - Mix (25 Q)