Math Chapter Wise Modern Algebra English MCQ (GIC) Lecture Exam, 2015 Q.A subgroup H of a group G is called a normal subgroup if and only if– AaH Ha a H/∨ ∈ BaH Ha a G/∨ ∈ CaHa H a G/∨ ∈ DaHa H a H/∨ ∈ Show answer Correct answer: aH Ha a G/∨ ∈