How can you use your personal choices to exercise more safely?
a not exercising in high-air pollution areas
b. limiting exercise in hot climates to the early morning and evening
c. using exercise equipment as it was designed to be used
d. all of the above
select the best answer from the choices provided.
0 a
ooo

Asubstitute is standing at the halfway line waiting to enter the match at the next stoppage of play the ball has gone over the touchline for throwing and referee allows for the substitution to substitute wants to take the throw-in does the substitute first have to enter the field of play before being allowed to take the throw-in