Answer:
D
Explanation:
Advertising created demand for new products, thereby changing
people's buying habits.
B,C,E
The Oregon Trail led pioneers to rich farmlands, where they settled.
The California Trail split off from the Oregon Trail at the Rocky Mountains.
The California Trail attracted mainly pioneers seeking gold, especially after 1848.
Seems the answer would be D.
She is <span>enthusiastic. I hope this helps. :)</span>
Because most countries involved in the war had alliances with others. And when one was attacked the ally came to protect the other. Therefore countries became more and more involved in the war