What is the call sign of the station with the frequency of 90.3mhz
CREATE TABLE table_17487395_1 (callsign VARCHAR, frequency VARCHAR)
SELECT callsign FROM table_17487395_1 WHERE frequency = "90.3MHz"
### Context: CREATE TABLE table_17487395_1 (callsign VARCHAR, frequency VARCHAR) ### Question: What is the call sign of the station with the frequency of 90.3mhz ### Answer: SELECT callsign FROM table_17487395_1 WHERE frequency = "90.3MHz"