.Read the following text to answer questions number 1 to 3. Singapore to Develop Marine Tourism in Riau Islands of Indonesia Singapore has expressed its interest in developing marine tourism in Natuna, Anambas and Lingga, three beautiful yet hidden regencies in the Riau Islands province of Indonesia. According to Riau Islands deputy Governor, Soeryo Respationo, the three areas have their own beauty but lack of adequate infrastructure to boost tourism. Singapore's investment in the tourism sector would perfectly match with the islands' need, he said recently. Soeryo said that Singapore Ambassador Anil Kumar Nayar visited the Riau islands asministration on Tuesday to show the country's commitment in developing the marine tourism sector. 1. Singapore is interested in making investment in .... A. Tourism in the three islands in Riau B. Tourism in the sea around the three islands in Riau C. Building marine infrastructure in the three islands in Riau D. Building tourism infrastructure in the