The smaller, less-expensive dwellings that Wright designed for lower-income people were given what name?

An "Installation" is:

a. a temporary work of art made up of assemblages created for a particular space like an art gallery or a museum b. large out door work made from the earth itself c. an abstract painting made of splatters of paint, wood and cloth d. something of low quality that appeals to popular taste

The hundreds of __________ in the interior of the mosque at Cordova in Spain are one of its most notable features

A. prayer rugs B. statues C. fountains D. columns E. plants