The time required to complete a job is established and a bonus is paid to the worker based on the exact % of time saved. This type of incentive plan is known as

Answer: Option D

Under Rowan Plan, the standard time for the completion of a job and the rate per hour is fixed. If the time taken by the worker is more than the standard time, then he is paid according to the time rate, i.e. time taken multiplied by the rate per hour.