Find the name of the instructors who taught C Programming course before.
CREATE TABLE course (
    course_id VARCHAR,
    title VARCHAR
)

CREATE TABLE teaches (
    id VARCHAR,
    course_id VARCHAR
)

CREATE TABLE instructor (
    name VARCHAR,
    id VARCHAR
)
SELECT T1.name FROM instructor AS T1 JOIN teaches AS T2 ON T1.id = T2.id JOIN course AS T3 ON T2.course_id = T3.course_id WHERE T3.title = 'C Programming'
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: Find the name of the instructors who taught C Programming course before. ### Input: CREATE TABLE course (
    course_id VARCHAR,
    title VARCHAR
)

CREATE TABLE teaches (
    id VARCHAR,
    course_id VARCHAR
)

CREATE TABLE instructor (
    name VARCHAR,
    id VARCHAR
) ### Response: SELECT T1.name FROM instructor AS T1 JOIN teaches AS T2 ON T1.id = T2.id JOIN course AS T3 ON T2.course_id = T3.course_id WHERE T3.title = 'C Programming'