Frequency MHz of 93.7 has what class?
CREATE TABLE table_name_4 (class VARCHAR, frequency_mhz VARCHAR)
SELECT class FROM table_name_4 WHERE frequency_mhz = 93.7
### Context: CREATE TABLE table_name_4 (class VARCHAR, frequency_mhz VARCHAR) ### Question: Frequency MHz of 93.7 has what class? ### Answer: SELECT class FROM table_name_4 WHERE frequency_mhz = 93.7