Which one of the following sentences with a transition is punctuated correctly?
Clearly, you must keep
working outside of class in order to get to unit 6 by then end of the semester
Clearly you must keep working outside of class. In order to get to Unit 6 by the end of the semester
Clearly, you must keep working outside of class
in order to get to Unit 6 by the end of the semester
Clearly, you must keep
working outside of class. In order to get to Unit 6 by then end of the semester.