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_2 (district VARCHAR, reserved_for___sc___st__none_ VARCHAR, constituency_number VARCHAR)
### Question:
Which district had SC reserved and 169 Constituents?
### Answer:
SELECT district FROM table_name_2 WHERE reserved_for___sc___st__none_ = "sc" AND constituency_number = "169"