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Choose the incorrect pair.

(a) π = CRT Osmotic pressure
(b) \(ΔT_f=\frac{K_f\times W_B\times 1000}{M_B\times W_A}\) Depression in freezing point
(c) \(ΔT_b=\frac{K_f\times W_A\times 1000}{M_A\times W_B}\) Elevation in boiling point
(d) \(\frac{Δ_P}{P°_A} =\frac{W_B\times W_A}{M_B\times W_B}\) Relative lowering of vapour pressure

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(c) \(ΔT_b=\frac{K_f\times W_A\times 1000}{M_A\times W_B}\) : Elevation in boiling point

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