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In UML, which diagram type shows the interaction between classes and the time order of messages?

Cassie and Chloe have always played video games together. A new game just launched which focuses on committing violent crimes around a poor, urban neighborhood for points that can be cashed in for real money. Cassie does not want to play it, feeling this glorifies and rewards pretend violence. Chloe does want to play it, feeling that the real focus on the game is on building fast reflexes and skills, and it’s not that big of a deal. Which communication theory or phenomenon would best explain these different reactions?

In a Sequence Diagram, the vertical dashed line under an object represents:

Which of the following is NOT a key concept of Object-Oriented Analysis and Design?

This picture shows a billboard campaign for the OSU cancer research hospital. Which of the basic needs is it appealing to?  

The nurse is caring for a client who has chronic renal disease and is receiving epoetin alfa (Epogen) therapy .  Which of the following laboratory results should the nurse review to confirm that the medication is having the desired therapeutic effect?  

Dino’s mom used to drive an ice cream, so the tinkling music these trucks are known for was a common soundtrack in his childhood. Now, as an adult, when he hears the sound of an ice cream truck playing music he still thinks “mom’s coming home!” before he catches himself. This reaction is best described by which process:

Which two types of relationships are behavioral in UML?

What type of class represents real-world entities, such as “Course” or “Exam”?

Sonja is prepping for a major exam on IMC topics. Based on the reading week videos and readings, which of these study plans would help her the most?