What is sustainability? the number of organisms in an areabeing able to continue for a long timethe variety of organisms in an areabeing able to grow larger over time

I believe it is the second choice - being able to continue for a long time. Sustainability comes from the word sustainable which means the capability to sustain. In other words, maintaining the factors and practices at a certain rate or level on a long term basis.

The answer is option B.

Explanation:

Manageability originates from the word reasonable which implies the ability to support. As such, keeping up the components and practices at a specific rate or level on a long haul basis.the capacity to be maintained, bolstered, maintained, or affirmed. Ecological Science. the nature of not being unsafe to the earth or exhausting regular assets, and in this manner supporting long haul biological equalization: The advisory group is creating manageability guidelines for items that utilization vitality.