Who Made a Significant,early Contribution to Cartography by Adding a Grid

Multiple Choice

Who made a significant,early contribution to cartography by adding a grid and orienting the map with north at the top? When was this accomplished?

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