Answer:
It was caused by collectivization.
The food was gathered and taken away from all lands of Ukrainian people by the Soviet Union and people starved. But political debates also contributed to this famine.
I would say false, but I'm not sure which David your talking about.
Due dil·i·gencenoun LAWreasonable steps taken by a person in order to satisfy a legal requirement, especially in buying or selling something.
The Russian Empire was compromised of a vast amount of lands, so subsequently there are dozens of different ethnicity's across it including the Bashkirs, Yakuts, Nogais, and etc.