Chris has begun working in a spa and is watching Laura complete a manicure on a client. He notices that Laura is filing with an abrasive flat instead of at an angle. When Chris asks Laura about it, what explanation might she give him for NOT holding the abrasive at an angle?
a) It creates a smoother finish.
b) It helps prevent chipping.
c) It removes less of the natural nail.
d) It reduces heat and friction.