A rat gets light then shock until it responds to the light. Then, it gets light plus tone before shock for additional trials. In later test trials, the rat shows strong reaction to the light and little reaction to the sound. What is this phenomenon called?

Blocking effect

Explanation:

The scenerio described in the question is blocking effect. Blocking effect According to Kamin can be regarded as effect of conditioning of an association that exist between two different stimuli, i.e a conditioned stimulus and unconditioned stimulus which is been impaired if, at the process of conditioning, conditioned stimulus is been presented along with unconditioned stimulus which has been connected along with the unconditioned stimulus. It explained that blocking of conditioning to a stimulus is possible provided that the stimulus is been reinforced in conjunction along with previously conditioned stimulus.

the answer is otpion c) understanding

he wants to be heard one more time. he wants to be understood. he needs the truth one more time.

explanation:

the universal gravitation equation. since the gravitational force is directly proportional to the mass of both interacting objects, more massive objects will attract each other with a greater gravitational force. if the mass of one of the objects is doubled, then the force of gravity between them is doubled.