UHhHh, B? That should be correct... but uhh, I’m an idiot.
Using the principles of cross-cutting relationships, you can determine the relative age of rocks found in the ground. The idea behind it is that the geologic feature which cuts another is the younger of the two features, and it had been around for 400 years. It's not very precise but it is good for determining relative age.
I would have to say maya they <span>spread across what is now Mexico and South America, 200 - 900CE, and developed glyphic writing, as well as using advanced mathematics and astronomy to formulate two distinct calendars</span>
Do you mean what caused it? or what the after affects where?
Answer:
<em><u>I</u></em><em><u> </u></em><em><u>hope</u></em><em><u> </u></em><em><u>this</u></em><em><u> </u></em><em><u>is</u></em><em><u> </u></em><em><u>what</u></em><em><u> </u></em><em><u>you</u></em><em><u> </u></em><em><u>are</u></em><em><u> </u></em><em><u>searching</u></em><em><u> </u></em><em><u>for</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em>
