I think the answer for your question is 961,121.
Longevity in life and a brighter future for technology
Collective bargaining are negotiation of wages and other conditions of employment by an organized body of employees.
The answer is option A "a belief that the United States had a duty or destiny to expand westward." When the Manifest Destiny began the settlers thought that God himself told them to expand, so they though that God gave them a duty to expand westward and many people thought it was their destiny to carry out God's will.
Hope this helps!
I think True I'm new so i really don't know so I'm guessing.
