Sheng, a new employee at Agrocan Inc., proposes an innovative supply management program to his supervisor. Which of the following is an ethical action that Sheng's supervisor should take in this situation? Group of answer choices The supervisor must ask Sheng to improve his idea in order to make it more practical. The supervisor should use the idea and make sure that Sheng gets the credit. The supervisor can use the idea as his own and compensate Sheng with monetary rewards. The supervisor must ignore the idea because new employees like Sheng seldom understand company processes