Read the following context and choose the best option to answer the question.
Context: I 'll walk outside to take the trash to the dumpster , and i 'll wonder what crazy thing will happen to me on the way there . If i see a bird flying above me , i shield my head and watch the bird fly away , just to ensure it does n't turn around to shit on me . I walk carefully , because i often trip over my own feet , or small objects that would n't ordinarily trip a person up . A tiny pebble can be a disaster for me .
Question: Why does this person behave in the manner that he does ?
Options: 
A. This person suffers from paranoid thinking .
B. This person has very large feet and it is hard for him to walk properly .
C. This person walks around in his bare feet and needs to avoid pebbles to not hurt his feet .
D. None of the above choices .


A