While driving to work, Pedro hears a radio advertisement for a new restaurant. Throughout the day, the tune associated with the advertisement keeps running through his head. Pedro's inability to stop thinking about the tune best illustrates the nature of a(n):

Question Options:

A) free-floating anxiety.

B) a phobia.

C) an obsession.

D) a compulsion

Pedro's inability to stop thinking about the tune best illustrates the nature of an OBSESSION.

Explanation: An obsession can be defined as a compulsive or irrational preoccupation. It is to be preoccupied with a single topic or emotion.

Pedro's inability to stop thinking about the tune illustrates that he is preoccupied with a single topic which is the nature of an OBSESSION.

the money supply is the total amount of money available in the economy. how do changes in the money supply affect people and businesses?

for many centuries there were important factors which the economies of the muslim empires developed increasingly. they applied economic procedures in production, investment, finance, taxation and property. they used to tax certain goods (for example: harvest), they charged interest on money lent, they signed contracts with merchants; they relied on a common currency, and they used checks as well as promissory notes. with the money collected by means of taxation, the government provided the needy with an income. in addition, trading networks covered huge distances, so far regions started to have contact and exchange goods. this trade network covered areas of asia, africa and europe.