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2000 AMC 10 Question 21

AMC10 · 2000 AMC 10

Question 21

If all alligators are ferocious creatures and some creepy crawlers are alligators, which statement(s) must be true?

I. All alligators are creepy crawlers.

II. Some ferocious creatures are creepy crawlers.

III. Some alligators are not creepy crawlers.
  1. $\mathrm{I}$ only
  2. $\mathrm{II}$ only
  3. $\mathrm{III}$ only
  4. $\mathrm{II}$ and $\mathrm{III}$ only
  5. None must be true