Brad recently earned a real estate license in missouri and has interviewed with several groups to find a job. all have told him that his income will be based on a percentage of his real estate sales for the month. brad will be paid

on commission basis

Explanation: Commission is the amount of money usually paid to the sales person/employee on the basis of product they sell. The payment is dependent upon the amount of product , higher the product sale means high payment for the employee.

Brad will also receive commission based payment. He will be getting the payment according to the real estate sale percentage he makes in a month.

where is the passage

answer; people have no objective standard by which to judge themselves;