HELP Which sentence provides an example of formal language?

People thought Marcus Aurelius wasn’t good at being emperor.

Marcus Aurelius was a really smart guy who read lots of books.

Caesar Augustus took money from people so he could build stuff.

Caesar Augustus collected taxes to fund his public works projects.

Which statement describes the central idea of the text? a. while the nigerian government has the wealth to improve the conditions in prisons, they continue to view it as a low priority. b. nigerian prisons neglect the physical and mental health of their prisoners by failing to provide them with basic necessities and services. c. the inhuman conditions in nigerian prisons could easily be improved, but the environment is considered part of prisoners' punishment. d. conditions in nigerian prisons are slowly improving as non-government organizations and citizens are providing much-needed equipment to the prisons.