Answer :
Answer: Electric charge by Friction or by Rubbing
Explanation: This process of charging an uncharged material like the Comb used to rub or comb the fur on the skin of a Cat. The Comb is expected to acquire some Negative charge which will attract the an empty Aluminum soft drink Can.
This phenomenon was first Established by Benjamin Franklin who stated that "Every object has a 'normal' amount of electricity that can be transferred from one object to the other when two objects are in close contact, like when they are rubbed together."