Formal language is also called "proper language" because it is the type of language you would use when first meeting someone or giving a speech at a high class place so the correct answer is:
<span>B) Have I convinced you that the study of grammar is important and well worth your effort? </span>
Zach felt a change flow through his body from the cheers from his teammates and the crowd.
The main purpose of the rising action in a short story is to C. Build interest and suspense.
This part of the story will give the main character a goal to make him move. This goal will later be the reason for him to face challenges and learn something from it. The rising action is an important part because it will keep the story from going.