Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What's the n Africa in 2012 with an N/A as the CPLP?

### Inputs:
table_name: table, columns: ['Index', 'Score', 'PALOP rank', 'CPLP rank', 'n Africa rank', 'World rank', 'Year']

### Response:
SELECT n Africa rank FROM table WHERE Year = 2012 AND CPLP rank = n/a