who was Jacob's great grand father?

It's c, ephraim black.
Because in the movie twilight, jacob says when him and Bella are talking on the beach.

c.Ephraim Black he was the alpha of his pack

C. Emphriam Black
It is Emphriam Black because in the movie he is the leader of the волк pack jacob even сказал(-а) it in the movie on the пляж, пляжный to bella

ephraim black answer 'c'

Ephraim Black answer c!!!!!!!!!!!!!

I Любовь JACOB!!!!!!!!!!!!! I have read all of the Книги and watched all of the Фильмы even breaking dawn part two like 100 million times and I am only 12

ephraim black

C