The darkly shaded region is-
A) China
B) Japan
C) India
D) Russia

The shaded region is A) China

a. theta waves. this is because the person is in a light sleep which means the brain waves would show these kind of waves.

brainliest means the answer that is best and you found it very

if you ask any question and 2 persons gave you answer for your question and the answer of one person you liked the most and found it most the we can mark it as brainliest . at the side of every person's answer an option of brainliet then we can appericiate the user by marking it as brainlist

if someone marks our answer as brainliest then we can get ranks also

done.