Give me a quote from a scientist of why we need more sleep and/or why we need schools to start later

You have 24 hours to sleep, eat, work, and do all your personal tasks. which is the most effective way to do more in your day? a. eat less b. sleep less c. work more d. take more breaks

The institute of international research is holding its annual convention. this year more than 500 scholars have been invited to hear research reports on many timely topics. approximately 250 big name scientists will be winging their way to washington, d.c. how can the underlined sentence be revised so that it fits the tone of the passage? a) approximately 250 people will be in washington, d.c. b) approximately 250 bigwigs will be flying to washington, d.c. c) approximately 250 science people will be going to washington, d.c. d) approximately 250 well-known scientists will be arriving in washington, d.c.

Which is the correct mla format for a parenthetical citation for page 25 of a book titled my father, my hero by desmond frimpong?