Whose explorations led to a greater knowledge of North America, the Arctic, Australia, and the Hawaiian islands?

Robert de La Salle’s and Henry Hudson’s
Henry Hudson’s and James Cook’s
Samuel de Champlain’s and Robert de La Salle’s
James Cook’s and Samuel de Champlain’s

c.) the country needed a stronger central government.

the triple alliance. germany and austria-hungary were already allies by 1879 when, worried about a threat from russia, they formed the dual alliance. italy joined the group in 1882. there was a concern about a possible attack from france and the alliance needed powerful friends to defend it.

hello your answer is d

bias opinions and using a push pull