What are carlson's reasons for shooting candy's dog?

Based on how the stage directions are used in this excerpt from act 1 scene 1 of richard iii what was likely the main purpose of providing stage directions in drama

Why does the author of exploring the titanic give background information about his youth and education? to show his lifelong love for the ocean

The limerick and the tongue twister are two types of verse. a) nonsense b) articulation c) declaration d) interrogation