Context: He did n't sleep , hell , he rarely slept . He had drank so much that the alcohol caused him to blank out in his mind . He was comatose .
Question Why does he drink so much alcohol ?
Possible answers:
Select from: a). He likes alcohol alot; b). None of the above choices .; c). alcohol makes him sleep better; d). without alcohol he rarely sleeps;
The answer:
a).