Scientists warn that leaving the tap running while brushing teeth wastes several litres each day. Although the amount seems small, multiplied across a whole city it becomes enormous. Simple changes, such as repairing leaks and using a cup, can reduce consumption without any loss of comfort.

Answer and explanation

Correct answer: C. Conserving water need not make life less comfortable

  1. Step 1: The final clause says reduction comes 'without any loss of comfort'. Step 2. So saving and comfort can coexist. Answer: Conserving water need not reduce comfort. Why not the others: the others contradict the passage.

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