Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to detect lead in water [title] Call your municipal water supplier. [step] Your municipal water supplier is required to monitor the water supply for lead and other contaminants. Contact information should be listed on your water bill.

Ending1: [title] Get local water companies for accurate water testing. [step] In the world of water companies, how they check water supplies is not your concern. Ending2: Other local government agencies will be able to direct you to an appropriate contact if you cannot find this information. [title] Ask for a copy of their consumer confidence report. Ending3: [substeps] If your supplier is not a veterinarian, ask who you might contact for business. There may also be references from friends or partners who work in your area. Ending4: If it is water that you love, it should be listed on your city or county water supply officials phone book. If the water bill is low or the unit is out of operation, call your local municipal water authority instead.

Answer format: ending1/ending2/ending3/ending4