In a sentence, conjunctive adverbs can be very useful in a paragraph or an essay. Authors tend to use these a lot since they add interest in the story and keep it a bit more advanced but not too wacky. Their three uses are: joining adverbs, joining clauses, and joining phrases. Since i cannot see your examples i will make 2 of my own. "The inspector said it was a crime According to recent evidence, however, The inspector didn't gather enough evidence to prove his statement." Note the words in bold. These are our conjunctive adverbs. Have a great day sir.
B. eye contact because Daniel did not look at the audience when he was reading his speech.
I'd love to help you, but this isn't a question It Is just a statement.