I believe it is D. More African elephants today naturally lack tusks compared to the elephant populations 100 years ago, because big game hunters sought elephants for ivory.
Answer:
riding the bike instead of the Car
Any flowering plant of the class Dicotyledones having two embryonic seed leaves, flower parts in fours or fives, and net-veined leaves: includes most broad-leaved flowering trees and plants.
There are
50 protons in tin
50 electrons in tin
And 69 neutrons
Hope this helps