Read the following context and choose the best option to answer the question.
Context: Here 's what I heard ; from my door , face right and go about ten steps . Turn left and walk for about thirty paces . Make another right turn and go for twenty more . You should be getting close to it now .
Question: What is the reason or source of the directions I heard ?
Options: 
A. I was having a dream .
B. I was delerious .
C. I was having a hallucination .
D. Someone was giving me oral directions to a specified point .


D