WILL GIVE BRAINLIEST AND 30 POINTS! Given the matrix showing flight times between cities, which of the following statements is true? A. The flight time from city 2 to city 4 is 2.1 hours. B. The flight time to return from any city is the same as the flight time to fly to that city. C. The matrix is square. D. Using one or more flights, it is possible to get from any city to any other city. Flight times between cities in hours Rows represent the city of departure. Columns represent the city of arrival.