Which expression(s) represent negative products? Check all that apply.

A product is negative when one factor is positive and the other is negative. In A, 7.71 is positive and −0.02 is negative; in C, 0.23 is positive and −1.1 is negative; and in E, −5.09 is negative and 8.1 is positive. B has two positive factors, and D has two negative factors, so both products are positive.

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