A Study Indicates That in General the More Fruit Students

Multiple Choice

A study indicates that in general the more fruit students eat before a test,the better they do on the test.However,beyond a certain point,the more fruit students eat,the worse they do on the test.Thus,the relation between amount of fruit eaten and test performance is an example of

A) a positive linear correlation.
B) a curvilinear correlation.
C) a negative linear correlation.
D) no correlation.