Which Method of Introducing a Presentation Is Used in the Following

Multiple Choice

Which method of introducing a presentation is used in the following example? "[Hold up soda can.] How many of these have you had today? [Hold up a bottle of water.] How many of these have you had today? Probably not enough. I learned this lesson the hard way."

A) use a metaphor
B) quote someone
C) tell a story
D) ask a question
E) refer to the place or occasion