Which French form closely parallels the structure of the Italian ballata?

In a theme and variations the theme

a. is repeated over and over b. alternates with new material c. is played and then varied several times d. is used in different forms ?? sonata, rondo, etc. e. begins after a long introduction

At which site did successive Khmer kings, over more than four centuries, each build a temple mountain dedicated to his own personal god?

A. Angkor Wat, Cambodia B. Borobudur, Java C. Vishvanatha Temple, Khajuraho D. Great Stupa, Sanchi