Which statement correctly describes the origin, insertion, and primary actions of the adductor magnus?

Which statement correctly describes the origin, insertion, and primary actions of the adductor magnus?

• A. Origin: inferior ramus of pubis and ischial tuberosity. Insertion: linea aspera and adductor tubercle. Action: adducts thigh; posterior fibers extend thigh.
• B. Origin: inferior ramus of pubis. Insertion: tibia. Action: knee flexion.
• C. Origin: pubic crest. Insertion: greater trochanter. Action: abducts thigh.
• D. Origin: iliac crest. Insertion: patella. Action: knee extension.

Answer: (A)