I. a² + 8a + 16 = 0,
II. b² – 4b + 3 = 0 to solve both the equations to find the values of a and b?

A. If a < b
B. If a ≤ b
C. If the relationship between a and b cannot be established
D. If a > b

I. (a + 4)2 = 0 => a = -4
II.(b – 3)(b – 1) = 0
=> b = 1, 3 => a < b