In the 1972 Olympics, Mark Spitz won 7 gold medals for 100m Butterfly, 100m Freestyle, 200m Butterfly, 200m Freestyle, 4×100m Freestyle Relay, 4×100m Medley Relay, and 4×200m Freestyle Relay.
The three principal ways civilization spreads from one region to another is through trade, travel and warfare. When people travel, they bring with them goods from their region to another and this would be the start of contributing and sharing, and trading their ways and ideas of growing crops and raising other goods. It can also be spread through wars. Through this, different relationships emerged. Hope this answer helps.
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elements can be grouped for better identification.
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