किसी बीमारी का सापेक्ष जोखिम (Relative risk) सीधे किस प्रकार के अध्ययन से प्राप्त किया जा सकता है?

Mahatma Gandhi's last fast unto death in 1948 was primarily against which of the following?

What was the primary meaning of 'Swaraj' as popularized by Mahatma Gandhi during India's independence movement?

What was one major impact of India’s independence on its economy?