Answer:
A. ocean trenches
Explanation:
I just took that test. Sorry I know I'm late and this won't help.
Answer:desert biome
Explanation: because the desert go a long way and probably does not
stop for 100 miles or more. :/
I had just learned this! The answer is D.
<span>The role of the pollen is for the sperm to reach the egg. In the process of transportation, a lot of pollen grains can get lost and therefore there is greater need for it to be more than the ovules, since the eggs do not have to be transported anywhere. </span>