The correct answer is a dependent clause!
Riis led to the formation of tenement housing commission and also led to the formation of tenement housing board to solve problems like crowding, small houses, no access to sanitation.
<u>Explanation:</u>
Tenement housing was a necessary for the people living in that area in the United States of America because the houses they were living in originally were in very bad conditions and did not have much facilities like sanitation, light, air and so on. They were very very small in sizes leading to the suffocation of the people living in those houses.
With the formation of tenement housing commission by Riis, there were provisions made for building up of the tenement housing. With these houses, the problem of crowding of those people would have ended and the tenement houses also had the facilities of light and air. There was also access to sanitation.
Alfred Terry was a Union General in the American civil war and he led to the victory of the troops because of his intelligence.
<u>Explanation:</u>
Alfred Terry led the troops in the American civil war and because of him they had won the war. He was an intelligent commander and had planned strategies how to direct the troops to organize the war and make the war win in their favor.
In the battle of little big horn, the Lieutenant colonel George A. Custer was ordered by the General Alfred Terry to scout ahead for enemy troops but he did not listen to the order and did not wait for the reinforcements. He decided to press on ahead showing that the two did not have very cordial relations and one did not listen to the other.