Calvin has been on a "pleasure binge" for the last three days. he has cleaned out his bank account spending the money on anything that gains his attention. he would be described as loud, elated, and hyperactive. a week ago he was feeling like a failure and was withdrawn and unhappy. calvin would most likely be diagnosed with

Bipolar disorder

Explanation: Taking into consideration the symptoms described, Calvin would most likely be diagnosed with bipolar disorder. This disorder is one of the "mood disorders" where a person experiments both spectrums of depression and mania, meaning that it goes from feeling the worst to being the best among other things.

Impulsivity, irritability and perception distortion are other common symptoms presented in bipolar patients.

according to classical republican political theory, which democratic republics would function best?

a.   small republics, with people who had similar interests

b.   large republics, with people who had competing interests

c.   republics made up entirely of landowners

d.   republics made up entirely of servants