Four words have been given, out of which three are alike in some manner and one isdifferent. Select the odd word.

Now, we check each options.

Option (a): Yen

Currency of Japan.

Option (b): Euros

Currency used in European Union​

Option (c): Beijing

​Capital city of China​

Option (d): Yuan

Currency of China​

Yen, Euros and Yuan are currencies.

Beijing is a city, not a currency.

So, Beijing is odd one out.

Thus, correct option is (c).