Who Made a Significant, Early Contribution to Cartography by Adding

Multiple Choice

Who made a significant, early contribution to cartography by adding a grid and orienting the map with north at the top? He also divided the circumference of Earth into 360°, with each degree comprising 60 minutes, and each minute comprising 60 seconds.

A) Pythagoras-in the sixth century B.C.
B) Sir Isaac Newton-in the seventeenth century A.D.
C) Magellan-in the sixteenth century A.D.
D) Ptolemy-in the second century A.D.