Cardio-respiratory endurance is best defined as
(a) ability to perform prolonged, large muscle, dynamic exercise.
(b) ability to perform sub-maximal contractions.
(c) ability to perform all out single maximal contraction.
(d) range of motion around a specific joint.

The correct option is : (A) Ability to perform prolonged, large muscle, dynamic exercise    

Explanation:

Cardiorespiratory endurance of a person is defined as the ability of cardiovascular system and the respiratory system to provide oxygen to the working muscles, during sustained extensive physical activity.

It can also be defined as the ability of the heart, lungs and the muscles to work in harmony, during sustained extensive physical activity.

The cardiorespiratory endurance of a person shows the efficiently of the cardiorespiratory system. It is also a measure of the physical fitness and health of an individual.

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