The objective is hypertrophy. Which one is best? 3 sets of

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The objective is hypertrophy.

Which one is best?
3 sets of
( Ez-curl bar to failure
then V sits on bench to failure
then Neck curl on bench to failure )
in this order, one after the other.

Or

3 sets of Ez-curl bar to failure
THEN 3 sets of V sits on bench to failure
AND FINALLY 3 sets of neck curl on bench to failure