Question

what is the role of the root hair plexus? to supply hair with nutrients to produce oil for the hair to perceive touch and wrap around each bulb to contract and raise hair upright

Explanation:

The root hair plexus is a network of sensory nerve fibers. Its main function is to detect touch - related stimuli. It wraps around the hair bulb. Option A (supplying nutrients) is mainly the role of blood vessels. Option B (producing oil) is the function of sebaceous glands. Option D (contracting to raise hair) is the role of arrector pili muscles. So the root hair plexus is for perceiving touch and wrapping around each bulb.

Answer:

C. To perceive touch and wrap around each bulb