Fiona Puts Her Hands into a Bucket of Lukewarm Water;

Multiple Choice

Fiona puts her hands into a bucket of lukewarm water; Luke puts his hands into a bucket of ice-cold water.What should we predict about each of their action potentials

A)  Only Fiona will experience enough stimulation to trigger an action potential. 
B)  Luke will have inhibitory action potentials. 
C)  Their action potentials will differ in rate, due to differences in the intensity of the stimuli. 
D)  Their action potentials will differ in size, due to differences in the intensity of the stimuli.