Which of the following will increase the possibility of the ET tube cuff causing tracheal mucosa damage?
1. Maintaining intracuff pressure of 38 cm H2O
2. Using minimal leak technique
3. Using a low-volume, high-pressure cuff
4. Using minimal occluding volume technique
A. 1 and 3 only
B. 2 and 4 only
C. 1, 3 and 4 only
D. 2, 3, and 4