What is sustainability?

a. the number of organisms in an area
b. being able to continue for a long time
c. the variety of organisms in an area
d. being able to grow larger over time

To sustain is to maintain a certian rate or level over a period of time, so I would put B. being able to continue for a long time.

You not be doing this in a quiz. if you actually studied your work you would know the answer. the answer though is that they would use gdp per capita because it measures a smaller portion (person). this could show individual growth per person in the country.

The geographic feature in the westernmost corner of kenya is answer: the great rift vally