Fact 1: Nerves can be used to feel heat and pressure on the skin.

Fact 2: Firm hugs and hiding under piles of pillows provides the sensory input to the skin known as deep touch-pressure input.

Given the two facts above, answer the question "The body measures sensor input to the skin such as what?" with the following options: 
- Heart rate
 - Light
 - kind look
 - lound noises
 - hormones
 - firm hugs
 - laughter
 - Temperature


 

      firm hugs   