When you flush a toilet, water begins to fill the tank and lift a float attached to a lever. when the water level reaches a certain height, the lever shuts the water valve and prevents the tank from overflowing. what type of regulatory mechanism is at work in this nonloving system?

Negative feedback

Explanation:

During negative feedback, the reaction causes the decrease or cessation of a specific function. In simple terms, it makes a reaction in the opposite way. In living systems and the example, the action is a response to some kind of stimulus. It is used to stabilize the system (prevents the tank from overflowing), in living systems this can be referred to as homeostasis.

answer; ///i do believe that the correct answer is (c) hold atoms together to form compound;