Did you Answer Nunu? NO! Of course it isn't. Her name is Mary. Read the question again!
Okay, now the bonus round:
A mute person goes into a shop and wants to buy a toothbrush. By imitating the action of brushing his teeth he successfully expresses himself to the shopkeeper and the purchase is done.
Next, a blind man comes into the shop who wants to buy a pair of sunglasses; how does HE indicate what he wants?