Read the following context and choose the best option to answer the question.
Context: I just wanted to post the video I made for my mumsy dearest for her graduation . ( Yes she did it ! ) It was fun to watch her walk and get her diploma cover ( complete with a sample diploma ! ) . Perhaps I 'll get on the ball tomorrow and add some pictures .
Question: What was involved to capture the event ?
Options: 
A. Smart phone
B. Mental notes
C. Photo camera
D. None of the above choices .


A