Match the type of fitness with the correct example.
lifting a box:
swimming:
touching one's toes:
stretching one's arms:
walking up stairs:
running:
doing push-ups:
carrying bags:
twisting to the side:

the choices for all of them are: muscular fitness, cardiovascular fitness, flexibility. i know lifting a box is muscular fitness, and i think carrying bags is to, but i don't know. .