Answer the following question in one complete, grammatically correct sentence: A good concluding paragraph answers what question for the reader?

The details that best show evidence of tribal traditions are, "never in the history of his people had a man married a woman who spoke a different tongue” and "it has never been heard," was the verdict of an old man speaking a few weeks later.

Ithink the answer is d.

The current management team should be replaced! i took the test!