Hello There! ^_^
Your question: What were the three main Indian groups before European explorers arrived..?
Your answer: The Mayan, the Aztecs and the Incas were the three main Indian groups before European explorers arrived.
Hope this helps!
<u>From the given options which may suitably apply to the description of grid-lines of the map are
</u>
- They are measured in degrees
- They set up a reference system
- They divide Earth into four equal parts
Answers: Options A, B and E
<u>Explanation:
</u>
Option A describes that the grid-lines of the map are measure in degrees, which are very true as the grid are lined with angular measurement which thus be done in unit of angles and is in degrees only.
Option B says it develops the reference system which specifies about the area being plotted are grid depending upon the size which sets up the referential system of enumeration.
Option E is true as the world or the Earth has been divided into 4 equal parts through the Prime Meridian as the longitudinal line and Equator as the latitudinal line.
B because crust is all living things
C cause our oceans and lake and river are huge so yeah
