Blau and Duncan developed a status attainment model, which is a more flexible approach to studying social mobility than are mobility tables. The reason a status attainment model is more flexible is because it .
a. can measure downward mobility just as easily as it can measure upward mobility.
b. considers intervening factors in the process of mobility.
c. only needs data from one point in time for multiple generations of occupational status.
d. is able to identify which occupations experience mobility in the majority of cases.

is there answer choices?

answer; deviation iq; //(a)

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.

1.new zealand has a large temperate climate while for north has subtropical weather during summer.

i can only answer one