Choose the One Alternative That Best Completes the Statement or Answers

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
A relation in x and y is given. Determine if the relation defines y as a one-to-one function of x.
- $\{ ( - 6,8 ) , - 5 , - 8 ) , ( 4 , - 6 ) , ( 1,3 ) \}$

A) Yes
B) No