As to whether a state is liable for insurrections, which statement are correct?
A、A state may not be responsible for actions of persons conducting not on behalf of the state.
B、The unlawful conduct of rioters or mobs cannot be imputed to the state.
C、The state must show necessary due diligence and may be liable if it doesn’t provide sufficient protection for foreign nationals, especially for foreign diplomats.
D、The new government which took power through successful insurrectionary movements must be responsible for the acts conducted before taking power.