Minho is visiting a prospective client and is attempting to sell them an identity theft protection program. He tells the client that, $$It is like having your own personal security guard. Any time anyone tries to use your social security number or make a purchase on your credit cards, the $$security guard$$ steps in and stops the unwanted action immediately.$$ Minho is using a$($n$)\_\_\_\_\_.$

analogy

anecdote

sales aid

contrast