What seems to be the key (although not the rule) to upward social mobility? a. how well off your parents are. b. how much education you have. c. how many jobs you work. d. how much you spend on your personal appearance?

how much education you have.

Explanation: Education is a key factor that helps people to upward social mobility. The higher education level a person has, the most likely it is that that person moves from one social level to a higher one. Even though options a, c and d might help to upward social mobility, they are not determinant factors.

answer: musical connotation

leonard b. meyer (1918-2007) was an american composer, author and philosopher. his work emotion and meaning in music is perhaps the first major treatise on music. it is a philosophical and psychological work, greatly influenced by koffka (one of the major proponents of gestalt psychology). his work deals with the problem of musical meaning and musical communication.

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.