The correct option is C Eradication of problems caused by the formation of slums to slum dwellers.
Urban planning refers to the planning and designing of urban areas. Though urbanisation provides people with the means to earn a living, most urban centres in India are overpopulated, giving rise to several problems.
Overpopulation can be controlled, and the number of slums can be significantly reduced if we focus on better planning of our cities and the housing facilities within it.
If we can dispose of our waste in a controlled and eco-friendly manner, not only can we prevent the outbreak of diseases, but we can also reduce pollution to a great extent.