ACL prevents: (A) Anterior displacement of fibula, (B) Posterior displacement of tibia, (C) Anterior displacement of femur, (D) Posterior displacement of femur
Answer is D. Anterior cruciate ligament prevents Posterior dislocation of femur on tibia Anterior displacement of tibia on femur Ref: Gray's Anatomy The Anatomical Basics of Clinical Practice 41 e pg 1394.