Consider the problem of an employer who cannot observe effort from its workers. I. A monetary incentive based on something imperfectly correlated with effort, such as a successful sale, can perfectly solve the moral hazard problem. Il. When designing monetary incentives, the employer needs to be careful about workers only working on tasks likely to give them extra money, while neglecting other essential tasks that are not incentivized. Ill. It is easy to set up high-powered" incentives for workers that solve moral hazard problems, since in general workers are risk-neutral. O No statement Is correct. O More than one statement is correct. O Only Il Is correct. O Only Ill is correct. O Only I Is correct