Consider the following statements :
1. A is older than B.
2. C and D are of the same age.
3. E is the youngest.
4. F is younger than D.
5. F is older than A.
How many statements given above are required to determine the oldest person/persons?
A
Only two
B
Only three
C
Only four
D
All five
Correct Answer: Option D
Explanation
Let's use the 'Knockout' approach to find the oldest person. We need to order everyone: A, B, C, D, E, F.
1. **Build the Master Chain:**
- St 4 ($F A$) and