Concept:India has multiple research stations in Antarctica, and Maitri is one of them.
Explanation:India is a signatory to the Antarctic Treaty and operates two active research stations in Antarctica: Maitri (since 1988) and Bharati (since 2012).
Maitri is located in the Schirmacher Oasis, a rocky mountainous region in Antarctica.
It was built in 1989, shortly after the first station, Dakshin Gangotri, was abandoned due to ice burial.
Maitri is equipped for research in earth science, meteorology, glaciology, and other fields.
Thus, Maitri is definitely located in Antarctica.
Answer:B. Antarctica