फेन प्लवन प्रक्रम का प्रयोग निम्नलिखित में से किसके धातुकर्म में किया जाता 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?