East Pakistan was the eastern provincial wing of Pakistan between 1947 and 1971, covering the territory of the modern country Bangladesh. Its land borders were with India and Burma, with a coastline on the Bay of Bengal. East Pakistanis were popularly known as "Pakistani Bengalis"; to distinguish this region from the India's state West Bengal (which is also known as "Indian Bengal"), East Pakistan was known as "Pakistani Bengal".
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Hey just to let you know we would need the cartoon in order to answer correctly or it makes no sense okay?
The answer is D
A good way to remember this is to think about America before or pre-columbus, who came to the americas in 1492.