Answer:
the answer is OD
Explanation:the subject is at the beginning of the sentence "to which" the ver is to submit (the assignment) then the object is the assignment.
The answer is B because it puts a coma in the correct spot to pause between the first half of the sentence and the second. The others either randomly placed a period, using the wrong word choices, or made it a run on sentence. :)
Uhm, I don’t really understand the question, but I’ll just say
Depression really is hard to fight.. It’s hard to move on..