A wave represented by equation y = 2(mm) sin [4 π(sec⁻¹)t-2π(m⁻¹)x] superimposed with another wave y = 2 (mm) sin [4π (sec⁻¹)+2π(m⁻¹)x + π/3] on a tight string Phase difference between two particles which are located at x₁ = 1/7 and X₂ = 5/12 is :
(A) 0
(B) 5π/6
(C) π
(D) 5π/3