In the given letter-cluster pair, the first letter-cluster is related to the second letter-cluster based on a certain logic. Study the given pairs carefully, and select the pair from the given options, which follows the same logic.
PARTS:RDVYY
CLOSE: EOSXK
ARHINO:TKMSU
BTEMPO: PQOFU
CMANGO: ODRTS
DCLASS: EODVV