Sentence 1: Glen was playing video games in his room. 
 Sentence 3: Glen became very angry as he could not beat the level 
 Sentence 4:  After being angered, Glen threw the game controller at his TV 
 Sentence 5:  The TV screen shattered and Glen had to stop playing the game 
 Option 1: The game he was playing was very easy. 
 Option 2: Suddenly the game he was playing became very difficult.