Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE country (Official_native_language VARCHAR, Country_id VARCHAR)
TABLE: CREATE TABLE match_season (Country VARCHAR, Position VARCHAR)

### Question ###
How many distinct official languages are there among countries of players whose positions are defenders.

### Accurate SQL ###

SELECT COUNT(DISTINCT T1.Official_native_language) FROM country AS T1 JOIN match_season AS T2 ON T1.Country_id = T2.Country WHERE T2.Position = "Defender"