If the pipes froze, the water would stop. The water has stopped, so the pipes must have frozen. The argument is flawed because it A) confuses a cause with an effect B) treats one possible cause as the only possible cause C) assumes the pipes are the oldest part of the plumbing D) ignores the temperature outside E) draws a conclusion that contradicts its premise

B) treats one possible cause as the only possible cause

LSAT Question of the Day — September 8, 2026

One free LSAT-style logical reasoning question a day. No timer. Pick an answer to check yourself, then read the explanation.

Flaw question · #12 of 60

If the pipes froze, the water would stop. The water has stopped, so the pipes must have frozen.

The argument is flawed because it

Show explanation

Frozen pipes would explain the stoppage, but so would a shut valve or a broken main. The argument rules out every other cause without reason.

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Last updated October 12, 2026