Why does the SEVIS fee payment vary for students participating in a volunteer program?
The SEVIS fee payment varies based on factors such as the specific program, duration of volunteering, and type of visa required.
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Why does the SEVIS fee payment vary for students participating in a volunteer program?

### Input: Not applicable

### Response:
The SEVIS fee payment varies based on factors such as the specific program, duration of volunteering, and type of visa required.<|im_end|>