Read the following context and choose the best option to answer the question.
Context: ( Written last year during a trip to CA . I 'd never posted it here , but was inspired to do so now because of a journal by a friend on OKCupid . ) I ate dinner alone tonight , in a very nice Italian restaurant in Berkeley . The friends hosting me had a prior engagement for dinner , and left me to my own devices .
Question: What were my " own devices " ?
Options: 
A. None of the above choices .
B. Constructing devices .
C. Using a toolkit to do woodworking .
D. Getting my own dinner and entertaining myself .


D