5 The International Court of Justice delivered its advisory opinion on the Kosovo’s declaration ofindependence in 2010. Which of the followings about this opinion is correct?
(A) The advisory opinion was made upon the request of Serbia to the International Court of Justice.
(B) The International Court of Justice ruled that Kosovo’s declaration of independence did not violate international law.
(C) The International Court of Justice ruled that the right of self-determination of all peoples also applied beyond the colonial context.
(D) The International Court of Justice ruled that the recognition of Kosovo as a State by other States had a retroactive effect back to the date of its declaration of independence.