Answer:
Positive feedback
Explanation:
A feedback is a process where a system responds to an external or internal stimulus. There are two major types of feedback in a system, they are negative and positive feedback.
Positive feedback is a type of response that occur when an output or response is an enhancement of the input. It's output moves further away from equilibrium.
A negative feedback occur when a fraction of the output is fed back to the system to control fluctuation of other output.
