Explanation

Let's find the HCF (Highest Common Factor) of 14, 56, and 98:

Step-by-step:

Factors of 14: 1, 2, 7, 14

Factors of 56: 1, 2, 4, 7, 8, 14, 28, 56

Factors of 98: 1, 2, 7, 14, 49, 98

Common factors: 1, 2, 7, 14

→ HIGHEST common factor = 14