Answer:
For one thing, there's lots more of it. There are many more environmental niches to be occupied in salt-water bodies, and importantly, they're all connected, making it easier for species to migrate and adapt to new habitats. Conversely, fresh-water habitats are often more isolated, confining species to a single habitat and decreasing the likelihood that they'll be able to migrate and adapt.
Explanation:
I personally think that it's C because all others r present......even D......because plants like climbers do curl around a tree trunk !!!
<span>Distance vs. Time Graph
x-axis (horizontal)= Time
y-axis (vertical)= Distance</span>