The march from the popular ballet The Nutcracker allows us to test our musical memory in listening for form, or structure, of a composition. The opening section sounds march-like, with accented beats and alternations between instrumental groups. Eventually, a total change of character marks a short, new section. At approximately which time interval from the beginning does this appear?

The march from the popular ballet The Nutcracker allows us to test our musical memory in listening for form, or structure, of a composition. Which element below doesn't seem to change?

The march from the popular ballet The Nutcracker allows us to test our musical memory in listening for form, or structure, of a composition. When the opening section returns, is it exactly the same?

The march from the popular ballet The Nutcracker allows us to test our musical memory in listening for form, or structure, of a composition. Which best describes the overall form of this march?

The march from the popular ballet The Nutcracker allows us to test our musical memory in listening for form, or structure, of a composition. Which of these formal elements do you hear?