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The network of big and small pipes carrying sewage to a treatment plant is the:

ADrainage
BPipeline
CAqueduct
DSewerage
Answer & Solution
Correct answer: D. Sewerage
1. Sewers are the individual pipes. 2. Together they form the sewerage. 3. It is like a transport system for sewage. _Source: syllabus Science, Chapter 18, Wastewater Story._
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