Harappan sites have provided unique plan of settlement comprising of Citadel, Middle Town and Lower Town.(i) Kunal(ii) Lothal(iii) Rangpur(iv) DholaviraSelect the correct answer by using the codes given below:Codes:

• A. (i) and (ii)
• B. (iii) and (iv)
• C. (i), (ii) and (iii)
• D. (iv) only