What else did the indian curio rooms do in addition to selling art and crafts?

Apart from exhibiting arts and crafts, the Indian Curio Rooms also showed native artisans working, so the tourists who visited these rooms (such as the one built by Fred Harvey at the Alvarado Hotel) could watch them, as well as Native Americans from different tribes dressed in their traditional clothes. They also held demonstrations, told stories, and held Indian dances.     

Simple answer to that is C

Explanation:

chlorofluorocarbons are released via: aerosol sprays and refrigerants.

adopted the practice of proskynesis, a persian court custom that involved bowing down and kissing the hand of others, depending on their rank.