Oil was first discovered, on accident, in 1859 near Salina, Oklahoma. In 1907, Oklahoma produced more oil than any other territory or state and Oklahoma wasn't even a state yet.
Answer:
Explanation:
Early warning system of radar and observers
Royal Air Force (RAF)
Luftwaffe
Built more spitfires and hawkers
Answer:
communication
Explanation:
due to writing we are able to communicate fluently with one another
It should be D. It's the one that makes the most sense. :)
Aurangzeb's responsibility:Aurangzeb was largely responsible for the downfall of the empire