What are some possible solutions to the problem in the e-mail? Check all that apply.
stop assigning research papers
seek computer donations for school library
raise money for newer reference materials
have students ask friends to help them with their research
enter into a lending agreement with the public library for updated print materials

the purpose of the heading in the passage is to identify who is telling the story.

this excerpt is part of the book sugar changed the world (2010) written by marc aronson and marina budhos. as the book has been written by two people, the heading "marc" indicates that this specific excerpt is being narrated by aronson. in the fragment, marc describes his grandfather's story after hearing it from his cousin. however, there are other excerpts where budhos is the one that tells the story of her family.

aronson and budhos, who are husband and wife in real life, decided to write sugar changed the world when they found out how sugar, which had an important role in slavery and economy, changed their ancestors' lives.

after the moon goes from a full moon it turns into a waning gibbous moon.

here's where my answer came from. i hope this .