For 391 years, going from 794 to 1185, the real power in Japan was in the hands of the Fujiwara family (A option), they achieved that by monopolizing regent positions. The seize of power by abdicated emperors at the 11th century followed by the rise of the Samurais led to Fujiwara's gradual decline.
The battle of Stalingrad took place in Volgograd, Soviet Union
Answer is D
It is impossible to be with the equal class or worh the upper class
Too much waste, produced by people living close together, can lead to the spread of disease
