The <span>producers decided to give Dr. Griggs a chance to speak lines and interact with other characters because of the reason that Dr. Griggs was a very important character who could not find any illness among the girls. I hope that this is the answer that you were looking for and the answer has actually come to your help.</span>
A. It says in the passage that they declined the preposition
A dead body on the floor, covered in scarlet red blood. Bones were scattered out everywhere