What type of message is represented by an arrow drawn with a dashed line?

(multiple answers)

The singleton pattern is an example of a pattern from the group:

What is the type of the InspectionForm class?

If we want to insert a single if block in the sequence diagram, we insert

Which of the following messages is a creation message?

Is there any asynchronous message shown in the diagram?

What do the icons used at the top of the diagram represent?

How many return messages do you see in the diagram?

Which of the following messages will be sent if the Inspection expired condition is true?

How many attributes of the Company class can the show() method of this class display?