Answer:
I might be wrong, but I think the 4 main ethnic groups are Caucasian, Hispanic, African-American, and Asian.
A fog is just a cloud at the ground. Fog formation can occur in two ways. First, the air is cooled to the dew point which leads to the formation of fog droplets. When the air temperature is the same as the dew point temperature, condensation occurs on tiny particles floating in the air. The second method of fog formation requires water to evaporate from the surface into the air, raising the dew point until condensation occurs.
I think the answer would be grass
Answer: Lack of natural minerals and adequate sea lanes
Explanation:
