Which people first wrote their language by pressing symbols into wet clay with a pointed stick
a) sumerians
b) egyptians
c) hebrews
d)phoenicians

the answer is b: the religion they practice.

here's why:

there were many different native american tribes and those with similar characteristics formed a main tribe or nation. each had its own language, religion and customs.

this is a good question! i'll do some research and come back when i have the answer!