The Federal Reserve is heading into its Wednesday meeting with an unusually uncertain choice on interest rates. Markets and economists have been weighing whether policymakers will leave borrowing costs unchanged or decide that another increase is still needed.

A major reason for the uncertainty is the recent rise in oil prices. Renewed tensions in the Middle East have added pressure to energy markets, creating another factor that could complicate the Fed’s effort to keep inflation moving lower.

If officials hold rates steady, that would signal a willingness to wait and see how earlier tightening continues to affect the economy. But the possibility of another hike has not disappeared, especially if higher energy costs threaten to spill over into broader inflation pressures.

The result is a closely watched Fed rate decision that stands out for how difficult it is to predict. With inflation risks, global tensions and market expectations all in play, the central bank’s next move remains far from settled.