GMAT Critical Reasoning (CR) | Re: The solution to any environmental problem that is not the

The solution to any environmental problem that is not
the result of government mismanagement can only lie
in major changes in consumer habits. But major
changes in consumer habits will occur only if such
changes are economically enticing. As a result, few
serious ecological problems will be solved unless the
solutions are made economically enticing.

The conclusion drawn in the argument above follows
logically if which one of the following is assumed?

(A) Few serious ecological problems are the