You are departing from the Heathrow Airport to join your ship in Holland.You are stopped by a security guard who suspects you.What would he say?

A
Nothing can prevent us from searching you,can it?
B
I regret to tell you that your movements should be restricted.
C
Sorry to trouble you,but would you mind showing your identity card?
D
Why have you agreed to carry someone else’s suitcase?
E
Can you explain why I am so suspicious?