Which mode of drinking water has the most negative impact on the environment? a) a glass b) bottled water c) reuseable canteen d) your favorite cup

yes it is   dangerous

explanation:

because that foot is discusting and could get you sick

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands