Arat in a skinner box is reinforced with a food pellet every time it presses the bar. this is an example of:

The answer is continuous reinforcement.

Explanation:

According to operant conditioning theories, continuous reinforcement encourages an individual to repeat a behaviour by constantly rewarding him for it.

The reinforcement can also be negative. In this case, the person or animal associates a behaviour with a punishment, which can prevent him from acting in a certain way.

the first one is d and the second a

answer; earthquake;