There will always be two options, pick which one you like better.
Then give two more options for the next member to choose.
Ex.
Member 1:
Blue or Red?
Member 2:
Red.
Cat or Dog?
Member 3:
Dog.
--
Metal or Pop? (music genres)
Then give two more options for the next member to choose.
Ex.
Member 1:
Blue or Red?
Member 2:
Red.
Cat or Dog?
Member 3:
Dog.
--
Metal or Pop? (music genres)