Final answer:
A client with a C6 spinal injury would most likely have Tetraplegia as a symptom. Tetraplegia is a condition where the paralysis affects all four limbs and the trunk.
Step-by-step explanation:
A client with a C6 spinal injury would most likely have Tetraplegia as a symptom. Tetraplegia, also known as quadriplegia, is a condition where the paralysis affects all four limbs and the trunk. This means that the client would lose voluntary motor control of the arms, hands, trunk, legs, and pelvic organs. They would also lose sensation in these areas.