Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_21 (cover_model VARCHAR)
### Question:
Who was the 20 Questions section aimed at when Cover Model was Kimberley Conrad Hefner?
### Answer:
SELECT 20 AS _questions FROM table_name_21 WHERE cover_model = "kimberley conrad hefner"