The is the person who beats time, indicates expression, cues in musicians, and controls the balance among instruments and voices. a. prima donnab. prompterc. concertmasterd. conductor

beethoven's first public performance in vienna was on march 29, 1795. he gave a piano concert, or akademie, in vienna's burgtheater as part of an event organized by joseph haydn (probably op. 15). in these early years, beethoven's success as a composer was closely tied to his career and renown as a piano virtuoso.

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