This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Forearm wrist and hand injuries, Subject name: Orthopaedics
During fixation of Bennett's fracture, which muscle hinders it? 
Select and explain. 
A. Extensor pollicis brevis, B. Flexor pollicis brevis, C. Flexor pollicis longus, D. Abductor pollicis longus
D: Abductor pollicis longus
Answer: D: Abductor pollicis longus 
Explanation: Bennett's fracture is difficult to maintain in a reduced position due to the pull of the Abductor pollicis longus. Bennett Fracture * Treatment Non-operative closed reduction & cast immobilization * Indications : non-displaced fractures technique * reduction maneuver with traction, extension, proration. and abduction Ref : Maheshwari and Mhaskar 9th ed pg 122