Two beams of light in the visible range (400 nm- 700 nm) interfere with each other at a point. the optical path difference between them is 5000 nm. which of the

Two beams of light in the visible range (400 nm- 700 nm) interfere with each other at a point. The optical path difference between them is 5000 nm. Which of the following wavelengths will interfere constructively at the given point ? 555.55 nm (A) 416.67 nm (C) (B) 625 nm (D) 666.66 nm