An example could be an operation
A parody is a style of commenting upon an original work with deliberate exaggeration employed for the desire of comic effect. Parody can be found in literature, plays and art. This would mean that (A) Mock-epic is the answer. A mock-epic is a specific type of parody which satirizes which mock stereotypes of heroes in epic literature.
Structure should be it, or that's what my teacher called it.
Symmetry is the idea of a natural shape or man made shape seeming alike or identical if it were to be split a certain way
Proportion is the idea of a shape being equal with another
Baroque accompaniment made up of a bass part together with numbers (figures) indicating the chords to be played above it. usually the basso continuo is played by two instruments, a keyboard plus a low melodic instrument.