What Ilustration are u talking about and what’s the question?
Answer:
That for years scientists have build up and found discoveries that led to recent discoveries brought by previous scientists
Explanation:
Answer:
its B bcz its driven by density gradient due to variation in temperature
The tropical rainforest is a biome with a constant temperature and a high rainfall. The level of humidity and density of the vegetation give the ecosystem a unique water and nutrient cycle. Rainforests around the world are threatened by human expansion.
Six different volcanoes joined together