You would definitely not expect political stability in a state that is being annexed or which does not have a territory - rather the opposite would be true.
Both multinational and souvereign states can have a high lever of political security. However, in a multinational state one can also expect some conflicts between the different ethnic groups - therefore the best answer is "a sovereign state"
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Answer:
By measuring the quantity of unstable atoms left in a fossil and comparing it to the quantity of stable daughter atoms in the fossil , scientists can estimate the amount of time that has passed since that fossil formed.
hope this helps !