who is 3rd conqueror haki in straw hats

Will Ussop die before the strawhats find the one piece?

Will one of Straw Hats be turned evil via Imu's "Domi Reversi" by the end of Elbaf?

Will any other straw hat ever get conquerers haki?

Will Usopp die before the end of One Piece?

Will Ussop defeat one of the holy knights on elbaph ?

Will Shanks and Luffy meet at Elbaf?

Will Usopp unlock conquerors Haki on Elbaf?

Will Sanji be a confirmed Conqueror’s Haki User during the battle against the God's Knights on Elbaph?

Will it be revealed that Mihawk possesses Conqueror's Haki?