Answer:
The large political upheaval (Articles of Confederation to Constitutional Convention and United States Constitution, Bill of Rights)
Explanation:
DURING RECONSTRUCTION, African Americans had the right to vote! Yay! (B is incorrect.) Due to the sheer numbers of African American voters, African Americans often won political office throughout the South--a big change from before! A is correct!! Keep in mind that while African Americans were elected in the North, the question asks about African Americans in the SOUTH (C is incorrect). Also, minimum wage didn't exist in the United States at the time (D is incorrect).
Answer: A
<em>On the Origin of Species</em> was a book written by Charles Darwin regarding the observations he made on his trip to the Galapagos Islands.
Hope that helped =)
G was first measured by henry cavendish, the newspaper report it as the weighing of the earth experiment. because when henry cavendish measured the value of G, this allows physicist to calculate the mass of the earth using the newton's law of gravitation.
B. Laws can change social prejudice
