Morris is showing his work in simplifying (−6.7 + 4.3) − 1.2. Step 1: (4.3 − 6.7) − 1.2 Step 2: 4.3 − (6.7 + 1.2) Step 3: 4.3 − (7.9) Step 4: −3.6 Which statement is true? (1 point) Question 12 options: 1) In step 1, Morris used the commutative property. 2) In step 2, Morris used the distributive property. 3) In step 3, Morris used the associative property. 4) In step 4, Morris's answer is incorrect.