Rehabilitation of mined-out areas is important to:

The correct answer is: d) All of the above

Rehabilitation of mined-out areas is important to restore the landscape, prevent erosion, and create livelihood opportunities.

• Restoring the landscape involves returning the mined-out area to a condition that is similar to its original state. This can be done by planting trees and other vegetation, and by restoring the soil.
• Preventing erosion is important to protect the environment and to ensure that the mined-out area is stable. Erosion can be prevented by planting trees and other vegetation, and by installing erosion control
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