I actually do n't know if that 's how you spell it ... but whatever . Elena and I smoked last night . We both got moderately high and then with my roomie , had a skanking dance party in our dorm from 1 to 2 in the morning .

Options are: I. I had purchased drugs and went to Elena 's .. II. I had purchased drugs after I went to Elena 's .. III. None of the above choices .. IV. I went to had a dance party with my roomie and shared drugs with her ..
Q: What might have I done before last night ?
I.