Answer:
B. being able to move quickly
Explanation:
Agility is the ability to be <em>quick </em>and <em>graceful</em>. You might have agility on the basketball court or in the courtroom, or even with your gaming remote. The noun agility can be used for both mental and physical skills in speed and grace. Or your brother's soccer prowess shows in his physical agility.
agility; <u>noun</u>: nimbleness, dexterity, spryness, quickness, deftness, briskness, swiftness, sprightliness, friskiness, rapidity, readiness, liveliness, promptitude, alacrity, promptness, alertness, dispatch, expedition, litheness, activity, fleetness, suppleness, celerity, adroitness, coordination.