The correct answer is Enforcement Acts
The Enforcement Acts were passed in order to protect the right of the African Americans to vote and serve in juries. They also aimed to five them equal protection of the law and protect them from violent groups
(4) D-B-A-C is the answer
Answer:
circadian rhythm
Explanation:
Circadian rhythm: The term circadian rhythm is defined as the twenty-four-hour cycle of the physiological processes of human beings, animals, plants, etc. The circadian rhythm is an automatic process, though it can be regulated by any external cues, for example, temperature, and sunlight, etc.
Example:
1. The sleep-wake cycle.
2. The menstrual cycle.
In the question above, The difference between Alexis and her mother is best explained by the fact that age and experience tend to alter our circadian rhythm.
Basically the Cold War and the increased treatment for the space programs by NASA/US Government. USA didn't like it that Russia was first in being in space.