it is asking to explain one way that scholarly disciples not recorded in history have contributed the perspectives explained by Diamond. (who im presuming is the author)
The correct answer is C chief
Answer:
By measuring the distance of the sun and stars above the horizon, the astrolabe helped determine latitude, an important tool in navigation. Another tool, the magnetic compass, which had been invented in the twelfth century, was improved upon during the Renaissance.
Explanation:
