Hi there!
Sustainability means that something or someone has the ability to keep something going.
For example, a plant could have good life sustainability because it has a special poison, keeping predators away from it.
You could be self sustainable by growing your own crops, collecting your own water, and making things you need.
Hope this helps!
Wild animal meat (small game animals), various vegetables, (corn, squash, etc.)
On my work the answer was D ..
C would be the best choice
Dark occur in the stroma, and do not use light energy
One organic waste that is not found in urine is called Bicarbonate Ions