1)Mark blacksmith
2)she dialed the security because if the man was not lying to her then he should go to the another room at the same floor but he took the elevator
so she suspected him
3)she thaught that the waiter didn't change the cup rather he just took out the fly from the cup
4)because he collapsed against the door
5)police arrested the husband because police asked him to come to the crime scene but police didnot share the location with the husband