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

### Instruction:
Which Nationality has a 2.24 of xo, and a 2.20 of xo?

### Inputs:
table_name: table, columns: ['Athlete', 'Nationality', '2.15', '2.20', '2.24', '2.27', 'Result']

### Response:
SELECT Nationality FROM table WHERE 2.24 = xo AND 2.20 = xo