What were the advantages for composers of using a melody that had already been created?

Where is the photoshop flaw in this picture? a. the fish is too large, b. the head has been pasted on another persons body,c. the guy has no hands, d. the background has been altered.

What is an insulae ? a) a roman building for the lower classes b) a roman building for sports c) a roman building for the wealthy

Describe what the animation frame above is showing. what cels might have been created for this frame? list the individual cels