Answer:
Option C
Explanation:
A sanction is a threatened penalty a country A gives to a country B for not following or obeying an international rule, it is always official and imposed by such country A, meanwhile, it is not only a country that can give another country , a commission, a Union can sanction country, so far it is part of the union. So the best options that defines what a sanction is ,is option C , as it an official penalty given to a country for not following a rule or law according to international standards bonded by the law.
