The efferent limb of the cremaster reflex is provided by: (A) Femoral branch of the genitofemoral, (B) Genital branch of the genitofemoral nerve, (C) Ilioinguinal nerve, (D) Pudendal nerve
Answer is B. -        Cremastric reflex- 

Afferent- Femoral branch of genitofemoral nerve
Efferent- Genital branch of genitofemoral nerve