उत्तर : 1. "कैनबरा"
व्याख्या :

The capital of Australia is (A) Canberra. Canberra is the purpose-built capital city of Australia, chosen for its central location between Sydney and Melbourne. It officially became the capital in 1927, succeeding Melbourne. Canberra houses the key government institutions, including the Parliament House and the official residence of the Prime Minister.