निम्नलिखित में से कौन सा समूह राजस्थान में ताँबे के प्रमुख खनन क्षेत्रों को दर्शाता है?

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?