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

### Instruction:
What is the average MHz Frequency of radio rezonans?

### Inputs:
table_name: table, columns: ['Program', 'Frequency MHz', 'ERP kW', 'Polarisation', 'Antenna Diagram around (ND) / directional (D)']

### Response:
SELECT AVG Frequency MHz FROM table WHERE Program = radio rezonans