In which year Sambalpur was annexed under the Lord Dalhousie policy of Doctrine of Lapse?

Answer: Option A

Under Lord Dalhousie's Doctrine of Lapse doctrine, Sambalpur was annexed in 1850. The Doctrine of Lapse was implemented by Lord Dalhousie, who was the Governor General for the East India Company in India between 1848 and 1856. As per the 'Doctrine of Lapse', if any ruler of a princely state died without a natural heir, the states' authority will pass to the British East India Company.