At one time Jimmy was scared of dogs because he was bitten by one. With subsequent repeated exposure to tame dogs in safe settings, however, his fear of dogs has gradually faded. Jimmy's diminishing fear of dogs best illustrates:.1. operant behavior2. spontaneous recovery3. extinction4. acquisition

At one time Jimmy was scared of dogs because he was bitten by one. With subsequent repeated exposure to tame dogs in safe settings, however, his fear of dogs has gradually faded. Jimmy's diminishing fear of dogs best illustrates ( 3 ) Extinction

Explanation:

Extinction is a type of  behavioral phenomenon that is observed  both in operand conditioning and classical conditioning

Jimmy was scared of dogs because he was bitten by one,but when he was repeatedly  exposed to tame dogs in safe settings he was able to over come  his fear for  dogs or you can say that his fear for dogs faded away . Jimmy's diminishing fear of dogs is a clear example of Extinction ( which means fading of non-reinforced conditioned response over time)

jupiter is mainly composed of hydrogen and helium just like a star. spectral analysis of jupiter has revealed that in addition to hydrogen and helium, the planet is made of water, methane and ammonia. those elements are in trace amounts. the core of the planet is thought to contain some rock and metallic hydrogen. i hope this will give you the answer to your question! : d