1.

Fact 1 : Islands are surrounded by water.
Fact 2 : Maui is an island.
Fact 3 : Maui was formed by a volcano.
If the first three statements are facts, which of the following statements must also be a fact?
I. Maui is surrounded by water.
II. All islands are formed by volcanoes.
III. All volcanoes are on islands.

A. I only
B. III only
C. I and II only
D. None of the statements is a known fact.
Answer» B. III only


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