What is the main idea of the passage What is a spacewalk?

What language device is used in the highlighted text?

Which sentence is written using formal language? a) erin has a crucial appointment early monday morning. b) that was a real bogus tale charlie told the teacher. c) let me have a sneak-peak or i am simply gonna explode. eliminate d) i do not think tim will be here today; he's playing hookie.

In at least 150 words, explain how fugard uses sam's character to convey the central idea of "master harold" and the boys. be sure to include transitional words in your response. use details from the play to support your response.