Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| District | Incumbent | Party | First elected | Result | Candidates |
| --- | --- | --- | --- | --- | --- |
| North Carolina 2 | Tim Valentine | Democratic | 1982.0 | Re-elected | Tim Valentine (D) Unopposed |
| North Carolina 3 | Martin Lancaster | Democratic | 1986.0 | Re-elected | Martin Lancaster (D) Unopposed |
| North Carolina 4 | David E. Price | Democratic | 1986.0 | Re-elected | David E. Price (D) 58.0% Tom Fetzer (R) 42.0% |
| North Carolina 5 | Stephen L. Neal | Democratic | 1974.0 | Re-elected | Stephen L. Neal (D) 52.6% Lyons Gray (R) 47.4% |
| North Carolina 6 | Howard Coble | Republican | 1984.0 | Re-elected | Howard Coble (R) 62.5% Tom Gilmore (D) 37.5% |
| North Carolina 8 | Bill Hefner | Democratic | 1974.0 | Re-elected | Bill Hefner (D) 51.5% Ted Blanton (R) 48.5% |
| North Carolina 9 | Alex McMillan | Republican | 1984.0 | Re-elected | Alex McMillan (R) 65.9% Mark Sholander (D) 34.1% |
Question:
Who were all the candidates when incumbent was Tim Valentine?
Answer:
Tim Valentine (D) Unopposed