True regarding origin and inseion of piriformis ?: (A) Origin from sacrum & ilium and inseion on LT, (B) Origin from sacrum & ilium and iseion on GT, (C) Origin from ischeal tuberosity and inseion on LT, (D) Origin from ischeal tuberosity and inseion on GT
Answer is B. Origin from sacrum & ilium and iseion on GT