Answer:
European technological developments in cartography and navigation built on previous knowledge developed in the classical, Islamic and Asian worlds, and included the production of new tools. (such as astrolabe or revised maps), innovations in ship designs. (such as caravels) and an improved understanding of global wind and currents patterns, all of which made transoceanic travel and trade possibl
To navigate people and find peope
The answer is 12 I think, I do you mean 4x3?
