Out of all the choices provided, the answer is 710sq/km. Although in exact number, Singapore has an area of 719.1 square kilometer or almost half the size of Los Angeles, California which has an area of 1302 square kilometers. Although it is a small country, the current population of Singapore is a whopping 5,794,876 as of August 16, 2017 and the companies situated here are dedicated to a high standard of delivery and pursuit of quality innovations.
It is the second smallest country in Asia situated in the Indian Ocean and located north of the equator, but its location which connects several countries such as parts of Asia, Europe, Australia, and the Middle East gives it strategic importance in terms of trade.