Sharks
(1) Sharks have been around for about 400 million years. (2) Even before the first dinosaurs, sharks swam through the oceans. (3) Today, the number of sharks is faling. (4) People hunt sharks. (5) The number of sharks is also shrinking because of pollution. (6) We need to learn as much as we can about sharks so we can help them live into the future.
What change, if any, should be made in sentence 3? A. Change faling to falling B. Delete the comma after today C. Change sharks to shark D. No change is needed in sentence 3.
A. Change faling to falling