i need help!!!!!!!!!!!!!!!!!!!!!!!!!!!

Use this map to answer the question:
Which statement describes the Mauryan Empire?


a
It extended north to the Hindu Kush, west of the Ganges River, south almost to the tip of the Indian subcontinent, and east along the Bay of Bengal.


b
It extended north to the Hindu Kush, west of the Indus River, south almost to the tip of the Indian subcontinent, and east along the Arabian Sea.


c
It extended north to the Brahmaputra River, west of the Ganges River, south almost to the tip of the Indian subcontinent, and east along the Indian Ocean.


d
It extended north to the Hindu Kush, west of the Indus River, south almost to the tip of the Indian subcontinent, and east along the Bay of Bengal.