Classical composers were influenced by the architecture of which Ancient civilisation?

Which of the following musical structures was often used during the Classical period due to its symmetry?

Classical music tends to feature simple, elegant melodies.

The phrases in Classical music tend to be long and irregular in length.

Which Classical composer wrote 'Ode to Joy' despite being entirely deaf?

Which Classical composer was a child prodigy, and composed 'Rondo alla Turca'?

Describe the articulation of these notes.

Which of these dynamic markings indicates a crescendo.