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Multiple choice
In the LCU technique, what is the order of the three operations applied to the ancilla and system before post-selecting on the ancilla returning to
∣
0
⟩
|0\rangle
∣0
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?
PREPARE, then PREPARE-dagger, then SELECT
SELECT, then SELECT-dagger, then PREPARE
SELECT, then PREPARE, then SELECT-dagger
PREPARE, then SELECT, then PREPARE-dagger
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