The correct answer is Operation Maitri.Operation MaitriOperation Maitri was the name given to India's relief and rescue mission in Quake-hit Nepal.The operation was conducted in Nepal by the Indian government and Indian armed forces in 2015.It also involved Nepali ex-servicemen from India's Gurkha Regiments for guidance and rescue.The Nepal earthquake occurred at a magnitude of 7.8 Richter.The earthquake also triggered an avalanche on Mount Everest.Additional InformationOperation BluestarIt was a military operation carried out by Indian security forces.The operation was carried out to remove Damdami Taksal leader 'Jarnail Singh Bhindranwale' and his followers from the Golden Temple.Former Prime Minister of India, Indira Gandhi, authorized military operation at the temple complex to remove Sikh militants.Operation ViraatIt was an anti-insurgency operation.It was launched by the Indian Peace Keeping Force (IPKF) against the Liberation Tigers of Tamil Eelam (LTTE) in 1988.Operation WoodroseIt was a military operation carried out by the Indira Gandhi-led Indian government.It was conducted months after 'Operation Bluestar' to prevent the outbreak of public protest in Punjab.All prominent members of the largest Sikh political party were arrested.All India Sikh Students Federation was banned.