Answer:

THE ANSWER IS OPTION (A) 1

As we know that :-

The largest 4 digit even number: 9998

The smallest 5 digit odd number: 10001

Now,

Let's calculate the difference:

[tex]10001 - 9998 = 3[/tex]

Therefore,

The difference between the largest 4 digit even number and the smallest 5 digit odd number is 3.

The correct answer is (b) 3