Seymour used to get quite a "buzz" from his first cup of coffee in the morning.Now he finds that he doesn't start to feel alert until his third cup.What has happened to Seymour

A)  He is experiencing the effects of caffeine withdrawal. 
B)  He has become caffeine intolerant. 
C)  He has developed a caffeine dependency. 
D)  He has developed a tolerance for caffeine.

Tolerance For Caffeine

The adaptation of the body to the effects of caffeine, requiring increased amounts to achieve the same physiological results.

Caffeine Withdrawal

Symptoms that occur when a person suddenly stops consuming caffeine after a period of prolonged intake.

"Buzz"

"Buzz" refers to the excitement or hype generated around a particular topic, product, or event, often driven by media attention or word of mouth.