| C | % Correct |
|---|---|
| Canada | 93%
|
| China | 93%
|
| Cambodia | 86%
|
| Cameroon | 86%
|
| Chile | 86%
|
| Colombia | 86%
|
| Croatia | 84%
|
| Czech Republic | 84%
|
| Chad | 77%
|
| Cyprus | 75%
|
| Cuba | 70%
|
| Comoros | 68%
|
| Congo (Republic of the Congo) | 66%
|
| Costa Rica | 66%
|
| Cape Verde | 64%
|
| Central African Republic | 61%
|
| Côte d'Ivoire | 29%
|