Benjamin Franklin was a prolific inventor. He invented the lightning rod, the Franklin stove, studied electricity, discovered the Gulf Stream, started the first library, and on and on. Among his many other inventions, what musical instrument did he invent?
Which of the following international organisations has started the scheme 'Partnership for Peace' for a group of nations?
Options: Organisation of Petroleum Exporting Countries (OPEC), Economic and Social Commission for Asia and Pacific (ESCAP), North Atlantic Treaty Organisation (NATO), Organisations of African Unity (OAU)