Trios, quartets and choruses are various kinds of vocal

At the beginning of the twentieth century, Western powers vied to dominate Africa in an effort to

a. control the natural resources and trade routes. b. continue "civilizing" the natives through Christianity. c. import cheap labor for their Caribbean plantations. d. establish colonies for their overpopulated countries.

Of the following, which was NOT one of Mendelssohn's orchestra and concert innovations?

A) performing concerts for the aristocracy B) financial assistance to struggling composers C) establishing a pension plan for orchestral musicians D) programming works from several style periods