What significant contribution did prince ivan iii make?

a. built a global empire

b. overthrew the golden horde and organized the first russian state

c. freed the serfs

d. modernized and westernized russia

(10 points! )

in what way is stalins rule still felt in russia today?
a. industries cover much of siberia
b. industrialization has lead to excessive problems
c. industrialization has lead to health problems
d. all of the above