The answer is D. In caste systems you are born into a certain level of society and cannot change that.
Answer:
Im not sure but it should be D.
Explanation:
I believe it would be Omo Kibish, southern Ethiopia.
Answer:
They all travel the same speed.
Explanation:
In the vacuum region , all the light or waves , travels at the same speed , i.e. , at 299,792 kilometers per second , due to the free space available without any obstruction or hindrance .
Being it to be X - rays , Visible light , Infrared light , all travel at the same speed ,
Hence , the correct answer to the statement given in question would be , They all travel the same speed .