Respuesta :
The correct answer is the last one: Christopher Columbus was buried in Spain.
Answer: D) Christopher Columbus was buried in Spain.
Explanation: The main idea of a text is the claim or statement that represents the subject of the text. In the given paragraph we can see a description of how scientist found and confirmed that the remains of Christopher Columbus were buried in a Spanish Church. So, from the given options, the one that better represents the main idea of the paragraph, is the corresponding to option D: Christopher Columbus was buried in Spain.