Q51
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
AnswerB.
II only
C.
II and III only
D.
None of the statements is a known fact.
Answer: Option A
Solution
Answer: Option A
Solution:
Since Maui is an island and islands are surrounded by water,Maui must be surrounded by water. There is not enough information to support statements II and III.