Ecological compensation is a kind of subsidy for the damage caused to ecological function and quality in economic and social development. Its purpose is to improve the environmental quality of damaged areas or to create new areas with similar ecological function and environmental quality. In principle, ecological compensation applies to whoever destroys will compensate.
According to the above definition, which of the following belongs to ecological compensation?
In order to expand the potato planting area, Zhang rented 20 mu of neighbor's cultivated land. After negotiation, the rental fee was 20,000 yuan per year.