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

### Instruction:
what is the height (m) when the birth date is 1968-07-01?

### Inputs:
table_name: table, columns: ['Nation', 'Birth date', 'Height (m)', 'Weight (kg)', 'World Rank']

### Response:
SELECT Height (m) FROM table WHERE Birth date = 1968-07-01