Grayson's Dog Salivates Whenever He Hears the Refrigerator Door Open

question 173

Multiple Choice

Grayson's dog salivates whenever he hears the refrigerator door open because he is accustomed to receiving food each time anyone opens it.Grayson tries an experiment with his dog.Over the next few days,Grayson does not give his dog any food when he opens the refrigerator door,even though he knows the dog expects it.As a result,the dog stops salivating when the refrigerator door is opened.Grayson's dog's behavior best illustrates _____ in classical conditioning.

• A)spontaneous recovery
• B)extinction
• C)contingency
• D)discrimination

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Definitions:

Contra Account

An account used in the general ledger to reduce the value of a related account when the two are netted together.

Normal Balance

The side (debit or credit) of an account that is expected to have a positive balance.

Subtraction

A basic mathematical operation representing the difference between numbers or quantities.

Straight-Line Depreciation

Straight-line depreciation is a method of allocating the cost of a tangible asset over its useful life in equal installments.