A patient with Crohn's disease comes to the emergency department with nausea, and diarrhea for 36 hours. The nurse would assess for which warning signs of hypovolemia?

Increased urine output, tachycardia, flushed skin

Increased blood pressure, bradycardia, dry mucous membranes

Decreased blood pressure, tachycardia, decreased urine output

Decreased pulse, increased urine output, pale skin