What instrument family is the aulos from

In musical notation, what specifies the number of beats in a bar? a notesb restsc ledger linesd time signature e barlines

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.

The three-movement symphony of sorrowful songs features a different text for each movement. its second movement (below) concerns the plight of a young polish prisoner seeking the protection of the queen of heaven. who is the composer of this piece