What painting technique is shared by Raphael’s Assumed Portrait of Francesco Maria della Rovere and Diego Rivera’s mural depicting Detroit Industry?

Which composition uses a ground bass?

a. “When I am laid in earth” from Purcell’s Dido and Aeneas b. Vivaldi’s “Spring” Concerto c. Rondeau from Mouret’s Suite de symphonies d. “Zion hears the Watchmen Singing” (mvt. 4) from Bach’s Cantata 140, Wachet auf e. “Hallelujah” Chorus from Handel’s Messiah

How were the beams of Stonehenge secured?

A. via post; lintel joints B. via corbel; cantilever joints C. via lintel; beam joints D. via post; corbel joints E. via mortise; tenon joints