What is the parts of speech of protects

Which three sentences in this excerpt from arthur conan doyle's "the contest" suggest that the author's tone is mocking?

In addition to academic and extracurricular achievements in school, i am an involved member of my community. i volunteer at the local animal shelter every saturday morning, and i build houses for a nonprofit organization a few times a year with my family. which of these rhetorical devices is most clearly used here? a. inductive logic b. ethos c. parallelism d. text structure

Read the passage. which statement best describes how pacing of events heightens tension