to the passage below and then answer the question afterwards in the same language as the passage: Passage: Civil Dhruv variants are produced for transport, rescue, policing, offshore operations, air-ambulance, and other roles. The National Disaster Management Authority (NDMA) placed an order for 12 Dhruv helicopters equipped with a full medical suite, including ventilators and two stretchers. In 2008, it was announced that India's Home Ministry had ordered six Dhruvs. The Oil and Natural Gas Corporation are to use the Dhruv for operations. Several Indian state governments are to use Dhruvs for police and transportation duties. In March 2011, India's Directorate General of Civil Aviation released a proposed airworthiness directive asking all civil Dhruv variants to temporarily ground their aircraft due to floods potentially forming in the tail area, and heavy reinforcements. National Disaster Management Authority (NDMA) placed an order for 12 Dhruv helicopters equipped with a full medical suite, including ventilators and two stretchers. In October 2011, it was announced that India's Home Ministry had ordered six Dh
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