What is the r ( /km) when the frequency is 10k?
CREATE TABLE table_28330 (
    "Frequency (Hz)" text,
    "R (\u03a9/km)" text,
    "L (mH/km)" text,
    "G (\u03bcS/km)" text,
    "C (nF/km)" text
)
SELECT "R (\u03a9/km)" FROM table_28330 WHERE "Frequency (Hz)" = '10k'
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 r ( /km) when the frequency is 10k? ### Input: CREATE TABLE table_28330 (
    "Frequency (Hz)" text,
    "R (\u03a9/km)" text,
    "L (mH/km)" text,
    "G (\u03bcS/km)" text,
    "C (nF/km)" text
) ### Response: SELECT "R (\u03a9/km)" FROM table_28330 WHERE "Frequency (Hz)" = '10k'