Study the following statements and select the INCORRECT option.
ASymbols V, L and D can never be subtracted while writing roman numerals.
BThe successor of the greatest 4-digit number is the smallest 5-digit number.
CDifference between the successor and the predecessor of a number is always 1.
DThe difference between the smallest and the largest 5-digit number formed by 3, 4,
6, 0 and 2 (without any repetition of a digit) is 43974.