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A 45-year-old male presents to the clinic with complaints of frequent episodes of heartburn and regurgitation. He reports a history of these symptoms for the past 6 months, particularly after meals and when lying down. He also mentions occasional difficulty swallowing solid foods. On physical examination, there are no remarkable findings.
As for the [ATTACHED IMAGE], which of the following embryonic segments gives rise to the lining of the affected part of gastrointestinal tract?