I guess that youre Teacher had you figured out, even if at the time you did not,. Statistically speaking, defaulting to Straight is a safe bet. However that dosnt take into account those of us who are, Bi(or Trans for that matter). Funny story: Back , when I brought my Fiance(Cis female) around to introduce her to my Dad, one comment he made was, "I never that that (deadname) would get married",,. Well Dad(RIP) here we are still at it, 42 years later, even through my transition :)