Renal angle lies between

Renal angle lies between
a) 12th rib & lateral border of sacrospinalis
b) 11th rib & lateral border of sacrospinalis
c) 12th rib & lateral border of quadratus lumborum
d) 11th rib & lateral border of quadratus lumborum

Correct answer : a) 12th rib & lateral border of sacrospinalis