Cities in China - Sudden death

In 90 seconds, make every country disappear from the map by typing both its first 2 letters and its last 2 letters.

Answer these questions with a single digit from 0 to 9. But be careful! Three wrong answers ends the quiz.

On each line, you will see three countries. Guess the one that has the highest population of the three. One wrong guess and it's over.

Drag the pin onto the correct country. Careful, though! Three wrong moves and the game ends.