Determine all the singular points of the given differential equation. (x+ 4)y" - x°y' + 5y = 0 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A....

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Extracted text: Determine all the singular points of the given differential equation. (x+ 4)y" - x°y' + 5y = 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 x s and x= (Use a comma to separate answers as needed.) B. The singular point(s) is/are x= (Use a comma to separate answers as needed.) O C. The singular points are all xs O D. The singular points are all x 2 (Use a comma to separate answers as needed.) O E. The singular points are all x2 and x = O F. There are no singular points.