Answer:
mania
Step-by-step explanation:
From the question we are informed about Mr. Hoffman who has always been cautious with his money, but over the past two weeks he has developed grandiose plans to bet his entire life savings on a single horse race. With unrestrained exuberance he has also been giving everybody he sees unsolicited advice on how to make millions in the stock market. Mr. Hoffman's behavior is most indicative of mania. Mania can be regarded as psychological condition which is responsible for a person to be experiencing intense moods,delusions as well as unreasonable euphoria and hyperactivity. Mania can also be regarded as manic episodes, and this is a symptom of bipolar disorder, one that is experiencing this may not be able to sleep very well or eat well, they have experience of hallucinations as well as some perceptual disturbances.