Senate Republicans, who condemned a Democratic decision last year to require only 51 votes to confirm judicial and executive branch nominees, are struggling to decide whether to reverse the so-called “nuclear option” or leave it in place when they take the majority in January.

The rules change lowered the threshold for judges and President Obama’s executive branch appointees from 60 votes to 51 votes.

Democrats invoked the change with a simple majority vote rather than a typically required supermajority, infuriating Republicans, who promised the Democrats would “pay a heavy price” for the move.

But with the majority just weeks away from their grasp, the Republicans are “soul searching” about whether to change it back.

Meeting behind closed doors Tuesday with soon-to-be Majority Leader Mitch McConnell, R-Ky., most members appeared undecided about what to do, although a few have come out strongly in favor of or against reversing the rules change.

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