Consider the following statements regarding the level of pollution in the Ganges and its related activities: A. The sewage coliform level from Gangotri to Diamond Harbor is above the permissible level on all stretches except the upper reaches of the river. B. The National Mission for Clean Ganga believes that no informal municipal sewage or industrial effluent will flow into the Ganges after 2020. C. Reports suggest that the Tehri Dam has reduced the unique self-cleaning ability of the Ganges by blocking the sediments behind the Ganges.

• A. only A
• B. Bu0026C only
• C. only B
• D. A, B u0026 C all three