No.  No need to do that, but all the authors should be aware of their responsibility about the manuscript.  The order of authors’ names and their responsibility should be stated clearly in the manuscript.

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No, it is against of the publication ethics. If you send your manuscript to different journals, your manuscript will not be published and if it is published, it is no longer valid. Also, your name will be entered into the Journal Black List and no other manuscripts will be accepted from you to publish in this journal.

The average time to first review is less than 3days and it is 4-5months to review process completion.