You needn't hurry because there is a delay of about two hours.
A.There is a delay of about two hours and therefore you mustn't hurry.
B.It is not necessary for you to hurry because there is a delay of about two hours.
C.It is not possible for you to hurry because there is a delay of about two hours.
D.You mustn't hurry because there is a delay of about two hours.