ग्रेड-पृथक चौराहे (grade-separated intersection) का कौन सा प्रकार चार लूपों और चार दिशात्मक रैंपों के माध्यम से दो प्रतिच्छेदी राजमार्गों के बीच यातायात को सुचारू रूप से चलने की अनुमति देता है, जो चार पत्तियों वाले पौधे जैसा दिखता है?

Which Indian independence movement leader was primarily known for his philosophy and practice of non-violent civil disobedience?

Who gave the call for 'Do or Die' during the Quit India Movement in 1942?

Which of the following revolutionary pairs were imprisoned together in Cellular Jail and faced harsh conditions, contributing significantly to the Indian independence movement?