Answer:
The first test in that series, the Bravo test, took place on March 1, 1954. Bravo was a device using Lithium Deuteride as its fuel and the explosion yielded 15 megatons, the largest bomb ever exploded by the United States. The bomb was in a form readily adaptable for delivery by an aircraft and was thus America's first weaponized hydrogen bomb.
Explanation:
Answer A, and it made cotton more efficient.
Answer:
4th is slavery, 1st is encomienda, 2nd is mit'a, 3rd is indentured
Explanation:
this one is very hard so im not sure on any of these except the slavery one, but they should be correct (hopefully)
