The Diagnosis of Epiglottitis Is Made By

The diagnosis of epiglottitis is made by:
1) laying the patient down and observing the throat with a tongue blade.
2) visualization of the throat during tracheal intubation.
3) observing if the patient can swallow.
4) observing how the patient holds his/her tongue.

A) 1, 2
B) 3, 4
C) 2, 3, 4
D) 1, 2, 3, 4