well last night i came clean ... i got really wasted in cleveland and do nt know how i got to the hotel that night then i had a womens number in my phone and pics i could nt explain .
According to the above context, choose the best option to answer the following question.
Question: Why had the speaker lost their memory about the events of that night in Cleveland ?
Options:
A. They had suffered a head injury and as a result had developed retrograde amnesia about the events
B. None of the above choices .
C. They had lost their glasses , and because they could n't make out any details , they had a hard time remembering specifics
D. The alcohol had suppressed their ability to form memories about the events of that evening


D