From the given options choose the one which is the correct exclamatory form of the sentence-

It is a matter of joy that I became a captain in the army.

A. Why I became a captain in the army! 
B. Alas! I became a captain in the army!
C. Hurrah, I became a captain in the army.
D. Hurrah! I became a captain in the army!

Choose the correct answer from the options given below:

D only

The correct answer is Option (4) - D only