Which of the Following Scenarios Makes a Reference to E-Business

Which of the following scenarios makes a reference to e-business?

A) Alexis purchases a tablet PC through an online retail store.
B) Keisha purchases tickets for a football match from the stadium.
C) Malik buys a laptop from an electronics store located a few blocks away from his home.
D) Laila buys her favorite brand of cereal from a nearby supermarket.
E) Joshua purchases fruit and vegetables from a farmer's market.