Which activities are part of managing water resources? check all that apply.
a)making water purer through processes such as desalination
b)studying water to see whether it is polluted
c)building reservoirs to store water until it is needed
d)drinking water and using it for swimming and boating
e)transporting water to areas where it is needed

Need asap plz hurry im being timed when a body cell divides through the process of mitosis, the chromosomes in the daughter cells a. represent only the healthiest chromosomes from the parent cell. b. represent only half of the chromosomes in the parent cell. c. are identical to the chromosomes of the parent cell. d. are formed when chromosomes from the parent cell cross over.