Ellington added sophistication to his compositions by?

Duke Ellington: With groundbreaking hits such as "Sophisticated Lady," "Mood Indigo," "Prelude to a Kiss" and "In a Sentimental Mood," Ellington vividly communicated universal ideas, while inventing musical concepts that helped elevate jazz to a sophisticated art form.

Explanation:

yuhheard?

the navigation act prevented the colonies from exporting to countries other than britain and it prevented the importation of goods by other countries as well. so i believe the correct answer is d. other nations could not deliver goods to the colonies.

hope this .