How can a historian determine whether two events are causally related or correlated? a) by determining whether one of the events led to the other b) by determining whether two of the events have the same origin c) by determining whether two of the events occurred at the same time d) by determining whether one of the events is more important than the other

1. discovered the new world balboa 2. explored the north american southwest hudson 3. his crew was the first to sail around the world vespucci 4. conquered the incas of peru cortes 5. discovered the pacific ocean columbus 6. conquered the aztecs of mexico cabot 7. discovered fishing grounds off newfoundland pizarro 8. looted spanish vessels for england drake 9. claimed the hudson river area for dutch coronado 10. priest who explored the mississippi marquette 11. man for whom the new world is named magellan