At that time, record sales, radio airplay and jukebox pick where the 3 ways of media diffusion for musicians. People would normally listen to music according to one of these 3 platforms according to their lifestyle and economic position. It is also known that certain music genres could be associated to one or another platform. Therefore, limiting the quantification of reproductions to only one platform would create a bias that would produce a distortion in the information presented.
If im correct the answer should be Submarines and mines were an inexpensive and better way to engage battleships. I hope this helps. let me know if it doesnt
Answer:
However, westward expansion provided the United States with vast natural resources and ports along the Atlantic, Pacific and Gulf coasts for expanding trade, key elements in creating the superpower America is today.
Explanation:
They stoped importing British goods into the colonies
