The map shows Aśoka’s territorial expansion. A map titled Aśoka's Expansion of Mauryan Empire. A key shows Chandragupta's empire in purple and Aśoka's empire in green. The purple area begins in Afghanistan and includes Pakistan and a northern portion of the Indian subcontinent. The green area includes most of the Indian subcontinent.

Based on the map, which statement about the expansion of the Mauryan Empire is accurate?