What is the plan of escape from Boston in the Scarlet letter

To travel by horse to the next town.
To leave by foot in the middle of the night.
To take a carriage to another state
To go to England by ship

The plan of escape from Boston in The Scarlet Letter is for Hester Prynne and her lover, Reverend Arthur Dimmesdale, to leave the town and go to England by ship.