The capital of Argentina is ​ (a)  

The capital of Nicaragua is ​ ​ (a)  

The capital of Bolivia is ​ (a)   ​

The capital of Chile is ​ ​ (a)   ​ ​

The capital of Colombia is ​ ​ ​ ​ ​ (a)  

The capital of Costa Rica is ​ ​ (a)   ​ ​

The capital of Cuba is ​ ​ (a)  

The capital of Ecuador is ​ ​ ​ (a)  

The capital of El Salvador is ​ ​ ​ ​ (a)  

The capital of España is ​ ​ ​ ​ ​ (a)  

The capital of Guatemala is ​ ​ ​ (a)   ​ ​ ​

The capital of Guinea Ecuatorial is ​ ​ ​ (a)  

The capital of Honduras is ​ ​​ (a)  

The capital of México is ​ ​​ ​ (a)  

The capital of Panamá is ​ ​​ (a)  

The capital of Paraguay is ​ ​​ (a)  

The capital of Perú is ​ ​​​ (a)  

The capital of Puerto Rico is ​ (a)   ​ ​​​

The capital of República Dominicana is ​ ​ ​​​ ​ (a)  

The capital of Uruguay is ​ ​ ​​ (a)  

The capital of Venezuela is ​ ​ (a)