Huh what that’s not an question
Two species of sea urchins live practically side-by-side in sandy bottoms. The two species appear to have the same diet: drift seaweeds and other bits of organic matter. They can live in the same environment without competing.
As it compels them to live in the same environmental surroundings so the characteristics of living nature also get developed as their current following situation that's helping them to get the same food & habitat.
Arthropods were the first animals to successfully invade land from the sea
Answer:
B. air pressure increases
Explanation:
Think of it like this, the lower you are, the more air is above you. The higher ur elevation, the less air above you. I hope this can help!