Select the correct combination of mathematical signs that can sequentially replace '*' sign and balance the equation given below.
12* 6 * 3 * 54 * 9 * 12
12* 6 * 3 * 54 * 9 * 12 12 ÷ 6 x 3 + 54 ÷ 9 = 12 2 x 3 + 6 = 12 6 + 6 = 12
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