Answer:
I think its C and A and B
Sorry if I am wrong
Explanation:
The answer to your question is number 4
Lighting kerosene lamps. Petroleum in the form of tar from oil seeps in the ground were used to seal boats and the roofs of houses.
Do you want vague details? Westward expansion was when the colonists began pushing West and migrating past the mountains further into Northern America. As this happened relationships with the Native Americans intensified as colonists began forcing more and more Native Americans off of their lands.
Hope this helps! (:
