What is the source of the Nile's water? (Meaning, where does the water that makes up the Nile River come from?) A. Red Sea.
B. The desert to the west of the river.
C. The desert to the north of the river.
D. The mountains to the south of the river.
I will give brainiest, and ten points.

Rick is a toddler with an easy temperament and active nature. people are often seen stopping to talk to him in supermarkets and parks where his mother takes him in the evenings because he smiles willingly at other children and adults. this aspect of rick’s behavior most likely reflects a(n) active genotype–environment interaction suppressive genotype-environment interaction passive genotype–environment interaction evocative genotype–environment interaction