I believe it is the compass. It aided sailors locate the direction to which they needed to go. Even before the age of exploration, people had ships capable of long voyages. As the years pass, the designed improved to an extent that they can travel farther.
Answer:
Could you give me more in detail ??
Characters the answer is D
Answer: im going to give you my analysis on this. im pretty sure first you have to put the important stuff on top. then in the middle you put some stuff to expand on the first thing. then you add some extra stuff.
Explanation: a-boom
Once you have the quote inside the marks you are going to put parenthesis then put (pg. 38).