Which Set of Parameters Is Most Appropriate for Treating Urge

Which set of parameters is most appropriate for treating urge incontinence?

A) 50 pps, 5 seconds on: 50 seconds off, 30 minutes, three times/day
B) 12 pps, 5 seconds on: 15 seconds off, 30 minutes, three times/day
C) 50 pps, 5 seconds on: 15 seconds off, 60 minutes, three times/week
D) 12 pps, 10 seconds on: 50 seconds off, 60 minutes, three times/week