It is best to say that efficient plumbing .
a.
reduces water pollution by using less water
b.
reduces water pollution by using cleaner water
c.
increases water pollution by using more water
d.
reduces water pollution by using dirty water

This is a type pf behavior that animals are born with and them to survive

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Aquaternary consumer species would be expected to have a smaller population than a secondary consumer species. select the best answer from the choices provided t f