Compound musical form is defined as which?

• A. A form that presents a single theme and never returns.
• B. Combines two or more simple part forms.
• C. A form with only binary sections.
• D. A form that modulates to the dominant in each section.

Answer: (B)

Compound form is a large-scale structure built by combining two or more simpler forms. In theory, simple forms like binary or ternary have their own clear layouts, and when a piece uses several of these units in sequence or has sections that themselves are complete forms, that creates a compound form. A classic example is sonata form, whose overall plan includes exposition, development, and recapitulation, each functioning as part of a larger design. Similarly, a movement that alternates between two distinct forms, such as a minuet and trio, embodies a compound approach. The other descriptions describe forms that are single, self-contained, orfocused on modulation in every section, which doesn’t capture the idea of linking multiple forms into one larger form.