Passages of free, non-imitative counterpoint found in a fugue are known as:

Which of the following was practiced by medieval Muslim doctors?

A. surgery B. a stress on diet C. observation and experimentation D. All these answers are correct.

_____ were an especially popular art form in Flanders in the early 15th century

A) Oil paintings? B) ?Stained-glass windows C) ?Mosaics D) ?Intarsia cabinets