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>
What is your question, you have not put anything?
Probability (b.) Newspapers<span />
Answer:
The fisherman's anger at the situation leads him to be fearless, causing the climax.