Select the correct combination of mathematical signs to sequentially replace the * signs to balance the following equation. 40 * 15 * 3 * 72 * 9 = 77

+,  ×,  ÷,  – +,  ÷,  –,  × ×, ÷,  +,  – +,  ×,  –,  ÷

+,  ×,  –,  ÷

40 + 15 × 3 – 72 ÷ 9                =  40 + 45 – 8 =  85 – 8 =  77