Which Answer Reflects (In Order)a Good,a Service,and an Idea That

Multiple Choice

Which answer reflects (in order) a good,a service,and an idea that can be marketed?

A) a candy bar,a wastepaper basket,and a vending machine
B) a CD,a concert,and a souvenir T-shirt
C) a political candidate,democracy,and freedom
D) an iPod,an iPhone,and an iPad
E) a toothbrush,laser teeth whitening,and dental hygiene