Çözüldü Sentence Completion - Time Consistency - Conditional Clauses - Grammar

The American General Harbord asked me a strange question, such as, "_______, in spite of every imaginable effort and sacrifice made by the nation, it all end in failure, what would you do?"
I replied that a nation that exerts every imaginable effort and makes every possible sacrifice to secure its freedom and independence cannot help _______ successful. Nevertheless, if we failed anyway, we _______ that our nation is dead.
A) Could / to be / should have been admitted
B) Would / being / would have to admit
C) Might / being / could have admitted
D) Should / being / would have to admit
E) If / to be / had better admit

Correct Choice: D (Should / being / would have to admit)

"The Great Speech" by Marshall Mustafa Kemal Atatürk