solution:
a. Tilicho Lake is a lake located in the Manang district of Nepal
b. Pangong Lake is an endorheic lake spanning eastern Ladakh and West Tibet
c. Chilika Lake is a brackish water lagoon, spread over the Puri, Khurda, and Ganjam districts of Odisha state
d.Tsongmo Lake is a glacial lake in the East Sikkim district
hence the correct option is C