Correct option is D
Inter-related: Different components of the system, such as crops, livestock, and fisheries, are connected to one another.
Inter-dependent: The waste from one component serves as an input for another, creating a self-sustaining ecosystem.
Inter-linking: Various components like vermicomposting, biogas plants, and livestock management are linked together to improve resource utilization and reduce waste.
Objectives of IFS:
Optimize resource utilization by integrating crops, animals, and other activities.
Reduce dependency on external inputs like fertilizers and pesticides.
Improve farmers' income by generating multiple sources of revenue.
Enhance environmental sustainability through organic waste recycling.
Increase employment opportunities in rural areas.