Answer:
sexual reproduction between two individuals from different continents
I believe it is Primates.
The answer is
C. The way the layer interacts with the layer below it.
The best choice is uneven heat distribution because If a place has a warm are it has low pressure and if it has a cold area it has high pressure.
Wind moves from areas of high air pressure to low air pressure.
Example: Land Breeze and Sea Breeze.
Th earth has uneven distribution due to different angles of insolation and by earth tilts.
The builder can he fix it