I think the answer is D if not the answer should be B
The rhythm of early notated music came from: the notation. Option letter B is correct since it made the music change the whole world. Many music notes were changed and added due to the evolution of music and its accompaniment.
It would have to be the naturalization act and the land boundary act
Imperalism by definition is the policy of expanding your countries power through military or diplomatic means. And expanding your country to another continent, with many resources untapped and people of inferior technology means you could easily conquer and expand