Nitrate tolerance is least likely to develop with the use
of:
A. Sustained release oral glyceryl trinitrate
B. Sublingual glyceryl trinitrate
C. Transdermal glyceryl trinitrate
D. Oral pentaerythritol tetranitrate
of:
A. Sustained release oral glyceryl trinitrate
B. Sublingual glyceryl trinitrate
C. Transdermal glyceryl trinitrate
D. Oral pentaerythritol tetranitrate