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Information and IdeasMediumEvidence that a repair stopped a leak

Information and Ideas practice question

A plumber claims that resealing the joints of a roof tank has stopped the leak into the room below.

Which finding, if true, would most directly support the claim?

  1. A. The ceiling below the tank, which had been damp every morning for a month, has been dry every morning since the joints were resealed.Correct
  2. B. The tank holds 200 litres.
  3. C. The plumber used a well-known brand of sealant.
  4. D. The room below is a bedroom.

Answer: A. The ceiling below the tank, which had been damp every morning for a month, has been dry every morning since the joints were resealed.

Dry every morning since.

Why the other answers are wrong

B. The tank holds 200 litres.
Capacity is not about the leak.
C. The plumber used a well-known brand of sealant.
The brand does not show the result.
D. The room below is a bedroom.
The room's use is irrelevant.

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