Review Question - QID 106653

A mother brings her 5-year-old son to the pediatrician because she is concerned about recent changes in his appearance. She states that over the past day her son's face has become swollen and now his arms and legs appear swollen as well. She reports that he has always been in good health with the exception of a honey colored rash which resolved 2 weeks ago. In the course of the work up, the pediatrician obtains a urinalysis which demonstrates hematuria and red blood cell casts. Concerned for a renal pathology, she obtains a renal biopsy. Which of the following light microscopy images is most likely to be seen on this patient's biopsy?