Water supply to a house begins with connection of the service pipe with municipal water mains. The connection sequence comprisesA. StopcockB. GooseneckC. FerruleD. Water meterSelect the correct sequence from the options given below :

• A. A, B, C, D
• B. C, A, B, D
• C. A, B, D, C
• D. C, B, A, D