Why is it important to remove weeds from the cultivated field in early stage of the crop?
The correct option is D. Weeds compete with the crop plants for all essential requirements, thus reducing crop yield.
Weeds compete with the crop plants for all essential requirements like water, nutrients, space and light and reduce the growth of crop in various ways. Hence it is important to remove weeds from the cultivated field in early stage of the crop in order to get a high yield of the crop.