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_15 (frequency VARCHAR, socket VARCHAR, model_number VARCHAR)
### Question:
Which Frequency has a Socket of socket 370, and a Model Number of c3 1.4a?
### Answer:
SELECT frequency FROM table_name_15 WHERE socket = "socket 370" AND model_number = "c3 1.4a"