The correct answer to this open question is the following.
Although there are no options provided, we can say the following.
Romans were able to move from wooden houses to more permanent structures because they started to experiment with the use of concrete, cement, and better formulas to increase the quality of this material. Romans were also capable of exploring new ideas to create forms such as vaults and arches. Let's have in mind that Romans originally used a different material called "tufa" which was a volcanic rock. A solid material but not an aesthetical one. Years later, Romans cold mix concrete with volcanic sand to create a more resistant material. With the use of marble, Romans were capable of creating marvelous buildings and temples.
Answer:
As the war progressed, however, African Americans could sign up for combat units. By the end of the Civil War, some 179,000 African-American men served in the Union army, equal to 10 percent of the entire force. Of these, 40,000 African-American soldiers died, including 30,000 of infection or disease.
Explanation:
Cases in state courts begin in a trial court where lawsuits and criminal cases are filed and evidence is eventually presented if a case proceeds to a hearing or trial.
