Which of the following statements correctly describes rays 1 and 2 and their path difference? Check all that apply. View Available Hint(s)for Part A Ray 1 undergoes a half-cycle phase shift. Ray 2 does not undergo any phase shift. Both rays 1 and 2 undergo a half-cycle phase shift. Ray 2 undergoes a half-cycle phase shift. Ray 1 does not undergo any phase shift. The path difference between rays 1 and 2 is about t . There is no path difference between the two rays. The path difference between rays 1 and 2 is about 2t .