Which statements about ways architects added beauty to the tempietto, crystal palace, falling water, and the pyramid entrance at the louvre museum are true? choose all answers that are correct. a. they used repeated shapes and forms to create a sense of harmony. b. they designed buildings to be in harmony with their environments. c. bramante created contrast in the way light and shadow play along raised and hollow areas. d. paxton used the harmony and proportion of classical buildings in his designs. e. wright used horizontal rectangles to unite his building with the earth. f. pei used steel to create a visible support structure.