Which of the following muscles has its origin, insertion, and action incorrectly paired?

• A. Biceps brachii - Origin: scapula; Insertion: radius; Action: elbow flexion, forearm supination.
• B. Vastus intermedius - Origin: femur; Insertion: tibial tuberosity; Action: knee extension.
• C. Rectus abdominis - Origin: pubis; Insertion: sternum and costal cartilages of ribs 5-7; Action: vertebral column rotation and flexion.
• D. Masseter - Origin: maxilla and mandible near molar; Insertion: orbicularis oris; Action: hip extension, cheek compression.

Answer: (D)