What was the district of the incumbent Mathias Morris?
CREATE TABLE table_2668173_4 (district VARCHAR, incumbent VARCHAR)
SELECT district FROM table_2668173_4 WHERE incumbent = "Mathias Morris"
### Context: CREATE TABLE table_2668173_4 (district VARCHAR, incumbent VARCHAR) ### Question: What was the district of the incumbent Mathias Morris? ### Answer: SELECT district FROM table_2668173_4 WHERE incumbent = "Mathias Morris"