Answer:
The Mayan and other Mesoamerican cultures used a vigesimal number system based on base 20, (and, to some extent, base 5), probably originally developed from counting on fingers and toes. The numerals consisted of only three symbols: zero, represented as a shell shape; one, a dot; and five, a bar.
Explanation:
The best option would be that it was "their location on a peninsula" that led Greek communities to build both an army and a navy, since they had practically unparalleled access to the Mediterranean. <span />
A is the correct answer .
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