What signifies the period known as prehistory?

A.
Language was fully evolved.

B.
Writing was very elementary.

C.
There was no form of writing.

D.
Records were hidden away.

Question

What signifies the period known as prehistory?
 
 A.
Language was fully evolved.
 
 B.
Writing was very elementary.
 
 C.
There was no form of writing.
 
 D.
Records were hidden away.

anonymous · Answer

A and B are wrong because writing and language weren't fully evolved. So it is between C and D. Which one do you think it is?

anonymous · Answer

c . and do you know what this is 
Which is true about the development of farming in Sumer?	
 
 A.
Farmers relied mostly on rainfall to water large crops.
 
 B.
Labor was plentiful, so farmers could hire plenty of help.
 
 C.
Women first learned to save seeds from grains and sow them for the next harvest.
 
 D.
The land in Sumer was barren before the Sumerians fertilized it.

anonymous · Answer

I'm going with they relied mostly on rainfall to water large crops.

anonymous · Answer

thank you

anonymous · Answer

No problem

anonymous · Answer

it is d. i'm sure of it. i did that question before