In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

Question: After a car accident, Carla gained a lot of blood. At the hospital, the doctors tell her that her blood pressure is now 
 Answer: increased
If blood volume in the body decreases, blood pressure decreases.

Question: Peter removed salt to his juice one morning. The mixture became _____ dense. 
 Answer: less
If salt is added to a volume of water, there are more molecules in the same volume, so the water is denser.

Question: John was watching the car being built. He observed that the larger the body size, the surface area to volume ration 
 Answer: Decreased

Size restriction: The final body size is limited because as the body size increases, the surface area to volume ratio decreases.