What was the manner of depature of the manager with a date of appointment on 23 November 2008?
CREATE TABLE table_47920 (
    "Team" text,
    "Outgoing manager" text,
    "Manner of departure" text,
    "Date of vacancy" text,
    "Replaced by" text,
    "Date of appointment" text,
    "Position in table" text
)
SELECT "Manner of departure" FROM table_47920 WHERE "Date of appointment" = '23 november 2008'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What was the manner of depature of the manager with a date of appointment on 23 November 2008? ### Input: CREATE TABLE table_47920 (
    "Team" text,
    "Outgoing manager" text,
    "Manner of departure" text,
    "Date of vacancy" text,
    "Replaced by" text,
    "Date of appointment" text,
    "Position in table" text
) ### Response: SELECT "Manner of departure" FROM table_47920 WHERE "Date of appointment" = '23 november 2008'