A Home Care Patient Receiving Continuous Noninvasive Positive Pressure Ventilation

A home care patient receiving continuous noninvasive positive pressure ventilation through a nasal mask complains of pressure sores over the nasal bridge. Which of the following actions could help to alleviate this problem?
1) Artificial skin
2) Forehead spacer
3) Reduce strap tension
4) Try nasal pillows

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