Consider the following statements:

1. Either A and B are of the same age or A is older than B.
2. Either C and D are of the same age or D is older than C.
3. B is older than C.

Which of the following conclusions can be drawn from the above statement?

A person is standing on the first step from the bottom of a. If he has to climb $4$ more steps to reach exactly the middle step, how many steps does the stair have?

What is C’s surname?

The sum of the ages of 5 members comprising a family, 3 years ago was 80 years. The average age of the family today is the same as it was 3 years ago, because of an addition of a baby during the intervening period. How old is the baby?

Five people A, B, C, D, and E are seated at a round table. Every chair is spaced equidistant from adjacent chairs. i. C is seated next to A. ii. A is seated two seats from D. iii. B is not seated next to A.

On the basis of the above information, which of the following must be true?

1. D is seated next to B.
2. E is seated next to A.
3. D and C are separated by two seats.

Select the correct answer using the code given below:

What is the colour of the tie?