A teenager returns from a year as an exchange student in rural Scandinavia. He is suffering from abdominal pain and diarrhea. An O&P is ordered, and the structure to the right is seen in a wet prep of the concentrate. It measures 62 x 45 µm. What is your diagnosis? Please select the single best answer
A) Taenia spp.
B) Diphyllobothrium latum
C) Clonorchis sinensis
D) Fasciola/Fasciolopsis