Answer:~At the center, information about tides and currents was collected, more accurate charts and maps were drawn, techniques for determining longitude were improved, and new ship designs (such as the caravel) were developed
Making it seem as everyone else in the work is nothing and ur country is tha stuff when it's the same as others America I live there most think dang we da best um na we at the same level as Canada Australia places like that
The calendar are different in that the Aztec calendar have 20-days in a month and 19-months in a year, but the calendar we use today has 28-29-31 day in a month and 12-months in a
year.The calendars are alike because they both tell the what day it is, and are used for the purposes of marking days,months and years.
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advancements in technology and agriculture