Increasing cardiorespiratory fitness levels is difficult for experienced athletes because a. they are not motivated to increase their levels of cardiorespiratory fitness b. they cannot commit the training time to increase their cardiorespiratory fitness c. they have already achieved high levels of cardiorespiratory fitness d. none of the above select the best answer from the choices provided. a

C. they have already achieved high levels of cardiorespiratory fitness

Explanation:

Increasing cardiorespiratory fitness levels is difficult for experienced athletes because they have already achieved high levels of cardiorespiratory fitness

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the answer is c most of the fortnite players usually buy v bucks to get the battle pass and other cosmetics but some players who are referred to as "no skins" don't   buy skins and are usually noobs.