Explanation: ALL OF THE ABOVE:E
Compaction of soil can be defined as the compression of the soil particles into smaller volume which will reduce the pore space and it will provide more space for water and less space for air.
It can be done by many ways. Some of the ways are suggested here. The reduction of pore space in the soil.
The weight of heavy machinery on the soil will reduce the pore space of the soil.
The livestock walking also reduces the pore space of the soil and helps in soil compaction
