______________ class allows the Map/Reduce framework to partition the map outputs based on certain key fields, not the whole keys.

______________ class allows the Map/Reduce framework to partiti

1.	______________ class allows the Map/Reduce framework to partition the map outputs based on certain key fields, not the whole keys.
A.	KeyFieldPartitioner
B.	KeyFieldBasedPartitioner
C.	KeyFieldBased
D.	None of the mentioned
Answer» C. KeyFieldBased