What is the Appointed by that has the Title of Ambassador Extraordinary and Plenipotentiary and has a Representative of Spruille Braden?
CREATE TABLE table_15170 (
    "Representative" text,
    "Title" text,
    "Presentation of Credentials" text,
    "Termination of Mission" text,
    "Appointed by" text
)
SELECT "Appointed by" FROM table_15170 WHERE "Title" = 'ambassador extraordinary and plenipotentiary' AND "Representative" = 'spruille braden'
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 is the Appointed by that has the Title of Ambassador Extraordinary and Plenipotentiary and has a Representative of Spruille Braden? ### Input: CREATE TABLE table_15170 (
    "Representative" text,
    "Title" text,
    "Presentation of Credentials" text,
    "Termination of Mission" text,
    "Appointed by" text
) ### Response: SELECT "Appointed by" FROM table_15170 WHERE "Title" = 'ambassador extraordinary and plenipotentiary' AND "Representative" = 'spruille braden'