Tom Sees Jerry Walking Quickly Up to a Door That

Multiple Choice

Tom sees Jerry walking quickly up to a door that is protected by a proximity card. Jerry looks like he is in a hurry and has something on his mind. Tom runs up alongside him and starts a distracting conversation. As Jerry opens the door, his body language suggests that he wants to get away from Tom but Tom just gets more aggressive and walks in behind him through the door.
Once inside, he gives up and tells Jerry to have a nice day. What has Tom done?

A) Clever talking
B) Door jamming
C) Tailgating
D) Mantrapping