If ‘–’ stands for ‘division’, ‘+’ stands for ‘multiplication’, ‘÷’ stands for ‘subtraction’ and ‘×’ stands for ‘addition’, which one of the following equations is CORRECT? A 6 + 20 – 12 ÷ 7 – 1 = 38 B 6 – 3 ÷ 12 × 7 + 1 = 57 C 6 + 20 – 12 ÷ 7 × 1 = 62 D 6 ÷ 20 × 12 + 7 – 1 = 70