Which of the Following Correctly Describes the Relationship Between the R,S

Multiple Choice

Which of the following correctly describes the relationship between the R,S system and the +/− system associated with optically active compounds?

A) All R enantiomers are (+) .
B) All S enantiomers are (+) .
C) No S enantiomers are (+) , but some R enantiomers are (−) .
D) There is no general relationship between the R,S designations and the +/− designations.