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Combinatorics

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Equivalent Partitions

COMBIN-VJKJJ5

One way to partition the set $\{L, E, A, R, N\}$ is into two blocks $LE \; | \: ARN$. Which of the partitions below represent the same partition of the set? Select ALL that apply.

A

$LE \; | \; ANR$

B

$EL \; | \; NRA$

C

$ARN \; | \; LE$

D

$NAR \; | \; EL$