One proposed solution to the funding problems faced by Social Security and Medicare is to implement means-testing, so that only those with limited retirement funds would qualify for the government benefits. An unintended consequence of such a requirement may be

Specialization—the division of labor—enhances productivity and efficiency by a) allowing workers to take advantage of existing differences in their abilities and skills. b) avoiding the time loss involved in shifting from one production task to another. c) allowing workers to develop skills by working on one, or a limited number, of tasks. d)all of the means identified in the other answers.