Let ∑= {a, b, …. z} and A = {Hello, World}, B= {Input, Output}, then (A*∩B) U (B*∩A) can be represented as:

• A. can be represented as:a) {Hello, World, Input, Output, ε}
• B. {Hello, World, ε}
• C. {Input, Output, ε}
• D. {}