You are answering a USMLE-style medical question. Question: A 40-year-old businessman who was previously well is brought into the emergency department by his assistant with a complaint of left-sided weakness after a chiropractic neck manipulation. He has never felt like this before. Past medical history is insignificant. His blood pressure is 125/75 mm Hg, pulse 86/min, respiratory rate 13/min, temperature 36.8°C (98.2°F). A T2-weighted MRI shows a left C5 hemicord lesion. The patient is treated with cervical immobilization, a course of steroids, and physical therapy. What other finding will most likely be seen in this patient? Options: A) Spastic paralysis at the level of lesion B) Right-sided Horner's syndrome C) Contralateral corticospinal tract involvement D) Right-sided analgesia Reply with ONLY the letter of the correct answer (A, B, C, or D). No explanation.