Determine all the singular points of the given differential equation. [In (x- 1)ly" +( sin 6x)y' - e*y = 0 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The singular points are all xs O B. The singular point(s) is/are x = (Use a comma to separate answers as needed.) O C. The singular points are all x2 O D. The singular points are all x2 and x = (Use a comma to separate answers as needed.) O E. The singular points are all xs and x = (Use a comma to separate answers as needed.) O F. There are no singular points.