Product of the Cold War it seems,
On 1949, US government received an official confirmation that the Soviet Union had developed a Nuclear bomb.
To maintain the upper hand, President Truman approved the development of the hydrogen Bomb, an equivalent to 500 Atomic Bombs.
I think it's A nucleus because it is the control center of it
In colonial America, Africans "contributed" to society by being a source of income for people who bought and sold them into slavery. They also contributed by being laborers in the southern plantations.
Women contributed to the society by being a house wives --meaning they took care of the house-- as well as cooking meals for the family and taking care of the children.
Native Americans, in the earlier days, contributed by trading with settlers and teaching them how to do things in their environment.
(Sorry I really don't know what the children did)
Answer:
your answer would be B. Many extended their control and left larger kingdoms to their heirs.
The impact of America's wars on industrial production has varied dramatically, depending on the particular war and the stage of industrial development.