Vitamins and proteins are essential for health protection
A is the answer because the community wants ALL of its citizens to become more physically active and by purchasing a bicycle for each household it can work so everyone in that household will get a chance to ride the bicycle.
C.) amount of energy exerted while performing an exercise
Yes, you can because professional athletes in my opinion push there body to hard. There is such thing as being to fit. Yes, you get nice arms or legs but they also have heath problems later on in life.
I mean they just die nothing happens. Most symtoms are before ,there death.