Answer:
A. Karsty Topography
Explanation:
Karsty topography is characterized by numerous caves, sinkholes, fissures, and underground streams and it is usually found regions of high rainfall where bedrock consists of carbonate-rich rock, such as limestone, which is easily dissolvable
Answer: Probably, harder the mineral it scratches. It makes more sense.
I'm pretty sure they are talking about the revolution of the moon orbiting the Earth. (Which is going counterclockwise) I'm not 100% sure though.
I would say that the US and the Soviet Union at the end of WWII withdrew their troops as soon as a demilitarized zone was created. Also, I am sure they would require a peace treaty to be signed with Germany before withdrawing troops.
30 °C is around the average temperature during summer
