Put the verb in brackets into the correct tense \(Past Simple or Present Perfect\). Choose the correct answer.
- I can't believe it! I __________ \(just/win\) a million in a lottery!
- Congratulations!

• - I can't believe it! I have just won a million in a lottery!
  - Congratulations!
• - I can't believe it! I has just won a million in a lottery!
  - Congratulations!
• - I can't believe it! I just won a million in a lottery!
  - Congratulations!