Which element is essential for effective dance performance?

Physical strength and flexibility are crucial components for effective dance performance because they enable dancers to execute movements with precision and control. Strength is necessary to support various dynamic movements, jumps, and lifts, while flexibility allows for a greater range of motion, which enhances the beauty and fluidity of the performance. Together, these physical attributes contribute to the overall execution of technique, allowing performers to achieve the desired aesthetic qualities in their dance.

Emotional expression, while important in conveying the narrative and feeling of a dance piece, relies heavily on the dancer's physical capabilities to be effective. Similarly, strong vocal skills and an intellectual understanding of music theory may be beneficial in specific contexts, but they do not address the fundamental physical requirements that underlie dance technique and performance.