As per IS 10500-2012, which of the following Pollutant(s) have some relaxation in their Acceptable Limits in the absence of alternate sources of water?(i) Aluminium (as Al)(ii) Ammonia (as total ammonia-N)(iii) Barium (as Ba)(iv) Boron (as B)

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