Answer:
if your question is what do we need to survive like the requirements, it would literately be every organ you have with food and water. you also need blood and a nervous system.
Explanation:
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.
Answer:
similar coastal rock formations. b)
Is a black momba a answer choice and if so that would be the answer