Collective improvisation allows each member of a jazz group to shine in his/her solo spot

Originally, the Inka mountain retreat of Machu Picchu included:

a. ceremonial plazas. b. housing for various classes. c. sectors devoted to agriculture. d. temples. e. all of these.

With which Old Testament character is Saint Catherine's Monastery at Mt. Sinai associated?

A) ?Solomon B) ?Abraham C) ?David D) ?Moses