Although traffic was bad, Mr. David managed to get to his office on time.
A.Despite of the bad traffic, Mr. David managed to get to his office on time.
B.In spite of the traffic was bad, Mr. David managed to get to his office on time.
C.Although the traffic was bad, but Mr. David managed to get to his office on time.
D.In spite of the bad traffic, Mr. David managed to get to his office on time.