Q. A 16-year-old girl presents to the ED with dehydration and orthostatic hypotension resulting from three days of diarrhea. She states the diarrhea started after a picnic and thinks it may be the result of an undercooked hamburger. “My dad makes all his burgers really pink. It’s, like, totally gross.” From the table below, which of the following acid-base states is most probable in this patient?