A Pearson Correlation Coefficient Is Appropriate to Describe Which of the Situations

Multiple Choice

A Pearson correlation coefficient is appropriate to describe which of the situations below?

A) As X increases, Y decreases by the same amount.
B) As X increases, Y goes up at first slowly and then faster.
C) As X increases, Y goes up at first and then goes down.
D) All of the other alternatives are correct.