Area a receives more than ten inches of rain per year. area b receives less than one inch of rain per year. which of the following is most likely true about areas a and b?

Different biomes. A biome is natural flora and fuana community. An example of that would be forests and/or tundra. If Area A is receiving mass amounts of rain, versus Area B, which is receiving practically no rain, then chances are they are two different kinds of climates.
 

The "highest" point is a single point. 
there can't be more than one "highest" point.
it's not possible for every point on a line to be the "highest" one.

The answer is rock you are correct