Select the correct answer. The college Principal has arranged for a presentation

Select the correct answer.
The college Principal has arranged for a presentation on the benefits of best hygiene practices in college. Jason completes the presentation on his laptop. However, on the day of delivery, the laptop only works intermittently. What step can Jason take to deliver the presentation despite the glitch?
A.
postpone the presentation to another day
B.
copy the presentation to a CD and copy it to another laptop/computer
C.
email the presentation to all participants
D.
quickly print all the slides of the presentation and refer to them
E.
leave the presentation aside and just talk on the topic himself