How does voice affect the credibility of a text?

Can someone give me the main topics discussed in english segment 2 dba ( lesson 3.09 )

How is the word laud and welcome different

Which of the following best demonstrate a strong conflict? a. catherine enjoyed painting, and was able to practice her art every tuesday. b. leanne loved camping, but it was a lot of work. she had to start gathering her supplies weeks before the big trip. c. kate wanted to be a fitness instructor. she worked hard to become a certified aerobics teacher. d. russell knew that if he did not get a good grade on his test, then he would fail the class and not be allowed to graduate.