Consider the given statements with respect to purpose of settling in the treatment of municipal and industrial wastewater and identify the correct answer.
Statement A: To remove coagulated and flocculated impurities.
Statement B: To settle the sludge (biomass) after activated sludge process/tricking filters.
1
Statement B is correct but statement A is incorrect.
2
Both statements A and B are correct.
3
Statement A is correct but statement B is incorrect.
4
Both statements A and B are incorrect.