Select the option that expresses the following sentence in passive voice.
They will publish the research findings in a scientific journal next month.
1
The research findings will be published in a scientific journal by them.
2
The research findings will be published in a scientific journal by them next month.
3
The research findings will have been published in a scientific journal by them next month.
4
The research findings will be being published in a scientific journal by them next month.