Answer:
option a, she refused to remove to the train car designed for african Americans.
Electromagntic wave, such as an X-ray.
Explanation:
- Electromagnetic wave does not require any medium to travel. These waves propagate outwards from the source.
- They can travel even through the vacuum of outer space.
- The major source is the sun which emits radiation in the form of the Electromagnetic spectrum.
- These waves travel through oscillating electrical and magnetic fields generated by the oscillating charged particles.
- These waves oscillate in the perpendicular direction of planes concerning each other and are in form.
- Electromagnetic waves travel at speed of light.
You are screwed. Good luck!
The best answer is Abrasion.
So if you think of a pyramid, the highest rank is on top, the order goes
1. Brahmins (highest rank or most respected) - priests, and the academic class
2. Kshatriyas - Rulers, administrators, and warriors
3. Vaishyas - artists, tradesmen, farmers, merchants
4. Shudras - commoners, peasants, servants
5. Dalits/outcastes/untouchables - street sweepers, latrine cleaners
Hope this helped a bit!