c would be the correct answer to this question
It is the study of living organisims
3 inches per year best represents the average rate at which infants grow in height during the first four years after birth. The correct option among all the options that are given in the question is the second option or option "b". The other choices given in the question seems quiet absurd. So by the method of elimination, one can say that option "b" is correct.
<span>The sun's energy reaches the earth as :
1) Thermal Energy
2) Light Energy
Hope this helps!</span>