Which sentence is a run-on sentence? a. a lion can run faster than a greyhound or a fox. b. humpback whales sing songs; they sing new tunes every year. c. bald eagles build nests of branches; the nest may weigh tons. d. some tortoises are huge, you can ride on them.

Before ending this lesson, take a moment to review an informative research essay you have written. you’ve probably already written a conclusion to the essay. but is it the best conclusion it can be? does it properly summarize the main subtopics of your essay? does it state in one or two sentences the “so what” of your topic. if your topic was abraham lincoln, your essay shouldn’t be just about abraham lincoln. it should answer, “so what about abraham lincoln? ” take five or ten minutes, and looking only at that single paragraph, revise your conclusion