Question

A promising direction towards sustainable development is to design systems that are
(A) flexible and irreversible
(B) flexible and reversible
(C) inflexible
and reversible
с е
(D) inflexible and irreversible​

Answer 1

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C) flexible and irreversible.

Answer 2

Option B is correct

(B) flexible and reversible

Explanation:

Flexible and reversible systems offer a viable path to long-term sustainability. Pollution of public resources is not a distinct activity; rather, it is a reversal of the tragedy of the commons, in which something is placed into the commons instead being taken out.