1) What is the central idea of the text, "Oh Say Can We Sing?" (RI2)

a) Francis Scott Key wrote a poem that later became the U.S. National Anthem.

b) The National Anthem Project was established to teach more Americans the National Anthem.

c) The history and origins of the Star-Spangled Banner date back to the War of 1812.

d) The National Anthem is sung at all sporting events and it is important that everyone know the words.
help pls