Question: Which of the following represents a function?
A) (2, 3), (2, 4), (3, 5)
B) (1, 2), (2, 3), (3, 4)
C) (1, 2), (1, 2), (1, 2)
D) (4, 5), (5, 4), (4, 6)
E) (6, 1), (6, 2), (7, 3)
Correct answer: B
Grade: 8 | Topic: Functions | Difficulty: Medium | Standard: 8.F.A.1