![During eleventh Antarctic Expedition in Nov. 1991/March 1992 ____ was installed.](https://static.wixstatic.com/media/86c1e0_afc37cb4fe3a4625ad4e690da099c3e7~mv2.jpg/v1/fill/w_980,h_515,al_c,q_85,usm_0.66_1.00_0.01,enc_auto/86c1e0_afc37cb4fe3a4625ad4e690da099c3e7~mv2.jpg)
During eleventh Antarctic Expedition in Nov. 1991/March 1992 ____ was installed.
A. SODAR (SOnic Detection And Ranging)
B. Second Permanent Station 'Maitree'
C. First permanent station 'Dakshin Gangotri'
D. None of the above
Answer:
Option A
Explanation: