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:
C
Explanation:
It should be C because by definition, a counter claim is "a claim made to rebut a previous claim."
C has a claim that they are trying to power over, and the others just have a single claim, with nothing to rebut over.
Hopefully this helps :D