Which country’s air force transport plane carrying 38 people have lost on 9 Dec,2019 in Antarctica?

Which country’s air force transport plane carrying 38 people have lost on 9 Dec,2019 in Antarctica?A. Brazil
B. Argentine
C. Chile
D. Cuba

Chile’s air force said it lost radio contact with a transport plane carrying 38 people on a flight on Monday evening (9 Dec 2019) to the country’s base in Antarctica. It said the military had declared an alert and activated a search and rescue team.