"I CAN'T UNDERSTAND HOW YOU MISSED THE EXIT." ~ B

2: ~ A: "I can't understand how you missed the exit." ~ B: "Well, it was so dark. ...

A. Hardly could we see the road signs. B. We could see hardly the road signs.

C. We could see the road signs hardly. D. We could hardly see the road signs.

Mark the word whose underlined part differs from the other three in pronunciation