For a Group of Graduating College Seniors,a Researcher Records Each

Multiple Choice

For a group of graduating college seniors,a researcher records each student's rank in his/her high school graduating class and the student's rank in the college graduating class.Which correlation should be used to measure the relationship between these two variables?​

A) ​Pearson correlation
B) ​Spearman correlation
C) ​point-biserial correlation
D) ​phi-coefficient