Answer:
The answer would be A.
Explanation:
The sentence has a verb and subject but does not have a an independent clause.
Answer:
Rescue drones can take off from and land on trucks and special vehicles
Vestigial usually refers to traits which over evolution have lost their main function and are less useful than they once were.
In number one Hunter means that he thinks the teeth were from the ancestor whale shark but are now useless or nearly useless to the current whale shark.
Is there a picture or story you could show?