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

### Instruction:
For the draft pick from round 3 out of Mercer College what is the nationality?

### Inputs:
table_name: table, columns: ['Round', 'Pick', 'Player', 'Nationality', 'College']

### Response:
SELECT Nationality FROM table WHERE Round = 3 AND College = mercer