Answer :
The answer is C Alaxanderr II freed the serfs
It can't be d because that happened in 1789 and ended in 1799
It can't be A because that happened in 1863
It can't be B because that happened in 1853 to 1856
It can't be d because that happened in 1789 and ended in 1799
It can't be A because that happened in 1863
It can't be B because that happened in 1853 to 1856