Given below are certain instances observed by the summer trainee - Ritu, while making an observational study at GlobalGreen consultants. An organization dealing with recycling  of plastic products waste etc. She makes the following observation about two key people in  the organization.

1. Mr. Patnayak - He is a very friendly person and encourages his team members by giving those recommendations and appreciations. This helps HR to decide about giving a bonus or  promotion to employees.

2. Mr. Dutta - He is an aggressive person. He frequently loses his temper. Ritu observes that  he frequently punishes the non-performers and also give them warnings regarding  suspension etc.

Now describe what base of power does Mr. Patnayak and Mr. Dutta belongs to. Define the type of power they use often.