Question

how was it revealed that bipin babu did not have any memory problem​

Answer 1

Answer:

Bepin Babu lost his memory and forgotten about his trip to Ranchi. But the moment he got off at Ranchi railway station he felt a pain in his hip. The pain helped him relive the memory of fall he had near Hudroo falls in 1958. So he wanted to punish him by rekindling haunting memory of his fall near Hudroo.

Answer 2

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Bepin Babu lost his memory and forgotten about his trip to Ranchi. But the moment he got off at Ranchi railway station he felt a pain in his hip. The pain helped him relive the memory of fall he had near Hudroo falls in 1958. ... So he wanted to punish him by rekindling haunting memory of his fall near Hudroo.