Depends on what you're writing about. In English you could use He or She or whatever your subject may be. You could use Suddenly, after ____, or something to begin a new line.
D. is the sentence with no errors in capitalization.
The problems with A. is that Lincoln is a name and needs to be capitalized and federal is not a name or month or special place.
B. has one problem is that Monday needs to be capitalized since it is a day.
C. has the problem of President's day needing to be capitalized because it is a holiday.
