Which statement best explains how the astrolabe made voyages of exploration possible?
a. it kept crews from getting sick.
b. it sailors steer around rocky coasts.
c. it allowed sailors to know their north-south location.
d. it aided navigators in predicting the weather.

c. It allowed sailors to know their north-south location

Explanation:

The astrolabe is an instrument that is used for the calculation of the astronomical values and is thus used to show the direction and the navigation purposes and hence it determines the latitude and altitude on the land and the seas. And are useful for the time and the calendar conversion of the day and the night.

Loss of funding i think