Answer: Option D
Step-by-step explanation:
The sensory information that is entering from the dorsal ramus of the body is most likely to come from exteroreceptors on the back.
Exteroreceptor are the different afferent nerve endings that has the ability to sense stimuli which originates from the outside of the body such vibration, sound, pain, touch et cetera.
These receptors carry signals from the external back to the dorsal ramus of the spinal cord.