Does everybody.....?

Jaka odpowiedz jest poprawna po "Does everybody......?"
Yes, he does
a może
Yes, they do ?
(lub Yes, they does :D )

https://www.ang.pl/Glupieje_everyone_to_liczba_poj_czy_mnoga_15217.html

w zwiazku z tym na pewno nie they, he tez mi nie pasuje, bo czemu he a nie she? ja bym powiedziala it does

Everybody was happy, weren't THEY?
Everybody loves somebody, don't THEY?
Everybody forgot to take THEIR passports with THEM.

Does everybody...?
Yes, THEY do.
No, THEY don't.

oczywiscie ze THEY DO , THEY DO NOT