In which landmark case did the supreme court rule that "separate but equal" facilities were legal? a. dred scott v. sandford b. brown v. board of education of topeka c. gideon v. wainwright d. plessy v. ferguson?

Read the opening line from a draft of an informative essay. which is the best revision of the sentence? trade between great britain and japan expanded as opium deals between the nations increased in the early 1800s. britain greatly expanded trade with china, increasing its opium exports more than five times in the early 1800s. britain’s expanded trade in opium led to export increases that were five times greater in the early 1800s. britain greatly expanded trade with china, which increased its opium exports more than five times in the early 1800s.

Space is not completely empty. there are small particles in space. what happens when these particles come together?

What is the main purpose of "falling action" in a story?