What Is the Main Difference Between a Scanlon Plan and a Rucker

What is the main difference between a Scanlon plan and a Rucker plan?

A) A Scanlon plan involves a less complex formula than a Rucker plan for determining worker incentive bonuses.
B) A Scanlon plan requires worker committees while a Rucker plan does not.
C) A Scanlon plan is a gain-sharing plan while a Rucker plan is an individualized incentive plan.
D) A Scanlon plan is dependent on productivity norms while a Rucker plan works better without them.
E) A Scanlon plan focuses on reducing labour costs, while a Rucker plan focuses on increasing labour costs.