How did the astrolabe most affect European voyages? O It helped explorers travel at sea.
O It assisted in the creation of maps.
o It helped make ships sturdier for travel.
O It made it easier to build larger ships for trade

What was the main point of helen hunt jackson's book, century of dishonor? a.it showed how unfairly american settlers were treated by the us government. b.it proved that american government was not responsive to the will of the people. c.it made the point that free land was no longer available to new settlers out west. d.it outlined the poor treatment of the native americans by the government.