ऐतिहासिक रूप से, शेरशाह सूरी द्वारा निर्मित ग्रैंड ट्रंक रोड मुख्य रूप से पंजाब को पूर्व में किस क्षेत्र से जोड़ती थी?

Which of the following organizations was instrumental in advocating for the abolition of Sati in India?

Who was the first President of independent India?

Who among the following was the founder of the 'Gadar Party'?