An argument suggests that 'A successful waste reduction program implemented in City A should be adopted immediately by City B to achieve similar results.' This recommendation implicitly assumes that:

The correct answer to the question "An argument suggests that 'A successful waste reduction program implemented in City A should be adopted immediately by City B to achieve similar results.' This recommendation implicitly assumes that:" is Option A: City A and City B have comparable demographics, waste management infrastructures, and citizen behaviors..

The other options — B) City B currently has no waste reduction program in place., C) The citizens of City B are highly environmentally conscious., D) The waste reduction program in City A was inexpensive to implement. — are incorrect for this GMAT Exam Prep question. As explained above: The argument assumes that the conditions that made the program successful in City A (e.g., population, infrastructure, public engagement) are sufficiently similar in City B for it to achieve comparab…