What is the world's largest gulf?
| Gulf of Mexico | Gulf of Carpentaria | Persian Gulf | Gulf of Oman |
Which country has hosted the Summer Olympics the most times?
| Russia | Canada | China | USA |
Which of the elephant species is the largest?
| Indian | African |
What is the largest ocean on Earth?
| Indian | Pacific | Atlantic |
Which city in Scotland has the largest population?
| Dundee | Glasgow | Edinburgh | Aberdeen |