Miller Reese Hutchison tried to make the first hearing aid.
Answer:
The missile gap
Explanation:
The Missile Gap was a term used during the Cold War to indicate the superiority of the number and power of the Soviet missiles in comparison with the U.S. It was a concern for President Eisenhower as it was the issue related to the national defence. Intelligence reports showed the Soviet missile-building capabilities which 500 to 1,000 ballistic missiles. Where, American missile production, had a small number compared with the Russians.
I believe the answer is: d. Double jeopardy
In double jeopardy, a person cannot be tried again in court for a same criminal charge if they've been convicted for the crime in the past. An exception for this rule might occur if the defendants conducted that specific crime repeatedly in different states
Jim Crow laws because that’s just right