Consider the following statements: 1. In the 2's complement representation, negative numbers are stored in sign magnitude form.2. Taking 2's complement is equivalent to sign change.3. In a 4 bit complement representation of a binary number A.4. In the 2's complement representation the most significant bit (MSB) is zero for a positive number. Of these, the only true statements are

• A. (I) and (III)
• B. (I) and (IV)
• C. (II) and (III)
• D. (II) and (IV)