Question 7 6 pts Consider the following statement. For all sets A, B, and C, (A Ll B) (C A) An algebraic proof for the statement should cite a property from Theorem 6.2.2 for every step, but some reasons are incorrect or missing from the proposed proof below. Indicate which reasons are incorrect or missing. {Select all that apply from the already provided options.) (A U B) - (C A) _.- {A U B) - {C F] A\") [by complement law] s step '1 _- {A U B} H (0 Fl 11\")\" [by set difference law] 2 (A U B} I\": \"31\")\" U G") [byr De Morgan's law] 2 {A U B) [\"1 (A U C\") [by complement law] 2 L; (B H C\") [by associative law] 2 A b (B C) [by set difference law] D The commutative law is needed between steps {2) and {3}