Which of these prosthetic elements are scientists working to improve?

Sense of touch

Sense of relief

Sense of motion

Sense of assistance

Sense of touch

Explanation:

Scientists are working to improve the sense of touch, and that is imminent from the fact that the researchers from many universities, and like from Carnegie Mellon University, Alison Barth have for the first time till now have found a group of neurons that they have linked to a certain type of somatosensation, which looks like a finding that can result into improved understanding related to the sense of touch.