Consider the following statements about the Bio Toilet Project in Indian Railways:1)The bio - toilets are joint initiative of Indian Railways and DRDO2)The human excreta in the bio - toilets is treated through anaerobic digestion process3)The bio toilet reduces the solid human waste to biogas and pure waterWhich of the above statements is/are correct?

• A. 2 & 3 Only
• B. 2 Only
• C. 1, 2 & 3
• D. 1 & 3 Only

Answer: (C)