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Statements: Some keys are locks. All locks are metals. Conclusions: I. All keys are metals.
II. Some keys are metals. Which conclusion(s) follow(s)?

Competition practiceSyllogism
  • ABoth I and II follow
  • BNeither I nor II follows
  • COnly I follows
  • DOnly II follows

Step-by-Step Solution

The keys that are locks are metals, so some keys are metals (II). There is no basis to say every key is a metal, so I does not follow. Only II follows.
Answer: D) Only II follows

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