Select the option that expresses the given sentence in passive voice.
The Managing Director of the company launched the latest phone before the press.
1
The latest phone was launched by the press before the Managing Director of the company.
2
The latest phone has been launched by the Managing Director of the company before the press.
3
The Managing Director was launched by the latest phone of the company before the press.
4
The latest phone was launched by the Managing Director of the company before the press.