Question

The time period of .................. that comes after the invention of writing is known as .................. .​

Answer 1

Answer:

..... having a body derived from three embryonic cell layers (ectoderm, mesoderm, and endoderm), as in all multicellular animals except sponges and coelenterates.

Answer 2

Answer:

a) history b) cuneiform

Explanation:

History is referred as time period in many aspects.

cuneiform is the system of writing used in ancient middle east.

Hope this helps.