निम्नलिखित श्रृंखला में प्रश्न चिह्न (?) को सही ढंग से प्रतिस्थापित करने वाली संख्या का चयन कीजिए: 0, 2, 6, 12, 20, 30, 42, 56, 72, ?

Which of the following territories was annexed by Lord Dalhousie under the pretext of misgovernance, and not directly through the Doctrine of Lapse?

What was the primary stated reason for the Partition of Bengal in 1905 by Lord Curzon?