Free points and a conversation :3

Identify the 19th-20th century art movement that embraced the machine and industrial elements and stemmed from art movement such as cubism. 1. arts and crafts 2. art nouveau 3.art deco (correct answer) 4. neoclassical

Which sout american country has the highest population density

3christians adapted the roman basilica and used it for public worship. where in their churches did they place the altar?