1.
A:
China has established its fifth research station in Antarctica, named the Qinling facility, on Inexpressible Island in the Ross Sea.
B:
China's latest Antarctic research hub, the Qinling station, is located on the South Pole.
C:
The Qinling station primarily focuses on research related to space exploration.
D:
China's investment in the Qinling station emphasizes its interest in commercial activities in Antarctica.
The answer is: A
