State T for true and 'F' for false. (i) The addition and subtraction of integer cannot be represented on the number line. (ii) For any three integers a, b and c, \[(a+b)+c=(a+c)\,(b+c)\]. (iii) Under addition, the integer 1 is its identity. (iv) The product of even number of negative integers is negative.

• A. (i) (ii) (iii) (iv) T T F T
• B. (i) (ii) (iii) (iv) F T F T
• C. (i) (ii) (iii) (iv) F T T F
• D. (i) (ii) (iii) (iv) F F F F