John prepared a written sex contract. It wouldn't hold up in court, but it gave him piece of mind, and he had it signed before he allowed his newest BDSM partner to perform what on him?\nOptions:\n- torture\n- verbal\n- oral\n- unwritten\n- aforewritten
Let's think carefully first. Step-by-step reasoning process:
User
Oral is a type of BDSM sex. BDSM partner can give oral sex. So the final answer is oral.
Assistant