Which sentence from a research paper on the mountain pine beetle is not an example of plagiarism? a) the mountain pine beetle has a hard black exoskeleton, and measures approximately 5 mm, about the size of a grain of rice. b) the mountain pine beetle (mpb) dendroctonus ponderosae, is a species of bark beetle native to the forests of western north america. c) according to ramone franklin, the mountain pine beetle "has a hard black exoskeleton, and measures approximately 5 mm, about the size of a grain of rice." d) with a black exoskeleton and measuring approximately 5 mm, the mountain pine beetle is native to the forests of western north american from mexico to central british columbia.