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:
| Tie no | Home team | Score | Away team | Date |
| --- | --- | --- | --- | --- |
| 1 | Everton | 0–1 | Liverpool | 21 February 1988 |
| 2 | Newcastle United | 1–3 | Wimbledon | 20 February 1988 |
| 3 | Manchester City | 3–1 | Plymouth Argyle | 20 February 1988 |
| 4 | Queens Park Rangers | 1–1 | Luton Town | 20 February 1988 |
| Replay | Luton Town | 1–0 | Queens Park Rangers | 24 February 1988 |
| 5 | Portsmouth | 3–0 | Bradford City | 20 February 1988 |
| 6 | Port Vale | 0–0 | Watford | 20 February 1988 |
| Replay | Watford | 2–0 | Port Vale | 23 February 1988 |
| 7 | Arsenal | 2–1 | Manchester United | 20 February 1988 |
| 8 | Birmingham City | 0–1 | Nottingham Forest | 20 February 1988 |
Question:
Which away team has Tie no 3?
Answer:
Plymouth Argyle