The correct options are
A Lesser use of pesticides.
B Planting of more trees.
C Limited use of fertilizers.
∙ Soil pollution is the contamination of soil with harmful substances that can adversely affect the quality of the soil and the health of those organisms living on it.
∙There are many factors which cause soil pollution like throwing non-biodegradeable wastes onto soil, use of chemical pesticides, excessive use of fertilizers, etc.
∙Burying plastic wastes in soil is also a major factor causing soil pollution. Reducing these habits and planting more trees will increase the quality of the soil and can also control soil pollution.