53.A cat undergoing surgery has a hemorrhage of 20 ml of blood, from a total blood volume of about 220 ml. How would you expect the cat's blood pressure to respond, assuming the hemorrhage is stopped but no other action is taken? (A) Blood pressure may increase temporarily, then normalize. (B) Blood pressure may drop temporarily, then normalize. (C) Blood pressure will increase for a few hours. (D) Blood pressure will decrease for a few hours.