c) Advancement in shipbuilding and navigation (caravels, astrolabes). a) Discovery of America by Christopher Columbus (1492).
Creating a "complex plan" (сложный план) for 7th-grade World History typically involves a structured outline with at least three main points, where most points are detailed with sub-points (usually marked as ). slozhnyi plan po vseobshchei istorii 7klass
b) Discovery of the sea route to India by Vasco da Gama (1497–1499). slozhnyi plan po vseobshchei istorii 7klass
c) The first circumnavigation of the globe by Ferdinand Magellan (1519–1522). slozhnyi plan po vseobshchei istorii 7klass