The interests of many twentieth-century composers led them to rely on principles of program music and to organize their works according to forms developed in the Romantic Era.

The man most responsible for the reform of serious opera was the German composer ___________________

Fill in the blank(s) with correct word

In _________________ methods of sculpture, the sculpture is carved out of hard materials such as wood or stone.

a. casting b. performance c. subtractive d. additive e. kinetic