Jefferies has the best way to play defense while the oil market is going nuts

Traders work during the opening bell at the New York Stock Exchange (NYSE) on March 5, 2020 at Wall Street in New York City. (Photo by Johannes EISELE / AFP) (Photo by JOHANNES EISELE/AFP via Getty Images)
Photo by Johannes Eisele | AFP | Getty Images

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Stocks on Monday suffered their worst day since the financial crisis amid a full-flown oil price war. As crude prices could be highly volatile for a while, Jefferies is advising clients to buy these "rock solid" defense stocks.