Because they wanted to avoid being involved in any other world wars.
B is the one correct i think
Wealthy people lived in homes made of stone or sun-dried brick. The king of the Aztecs<span> lived in a large palace with many rooms and gardens. ... Bathing was an important part of the </span>Aztec<span> daily </span>life<span>. Poor people lived in smaller one or two room huts that had thatched roofs made from palm leaves.</span>
3. Buddhist and Hindu shrines and temples with beautiful architecture are evidence of magnificent work.