6457. The agility of the body of the athlete was very much appreciated by the spectators.

✅ The correct answer is option A.
Briskness : Marked by speed, liveliness, and vigor; energetic.

Suppleness : bending readily without breaking or becoming deformed.

Alertness : the quality of being alert.

Sprightliness : animation and energy in action or expression

Agility : ability to move quickly and easily.

Synonym of Agility is Briskness