Use the table for the question(s) below. Consider the following covariances between securities: Duke Microsoft Wal-Mart Duke 0.0568 -0.0193 0.0037 Microsoft Wal-Mart -0.0193 0.0037 0.2420 0.1277 0.1277 0.1413 The variance on a portfolio that is made up of a $6000 investments in Duke Energy and a $4000 investment in Wal-Mart stock is closest to: O A. .045 O B..051 C. .050 OD -0.020 Click to select your