What are the six levels of consciousness from the most to the least responsive level of consciousness. Number all six using 1 as the most conscious and 6 as the least conscious

What are the six levels of consciousness from the most to the least responsive level of consciousness. Number all six using 1 as the most conscious and 6 as the least conscious.
A- Obtunded
B- Confused
C- Lethargic
D- Comatose
E- Stuporous
F- Alert

Correct Response:

A: 4
B: 2
C: 3
D: 6
E: 5
F: 1
From the most to the least state of consciousness are alert, confused, lethargic, obtunded, stuporous and comatose.