ASAP - Advertising Specialties And Printing

This Flag Day, we would like to thank the North Canton Rotary Club for providing US flags to fly in yards throughout the local area during the six-flag waving holidays, including today.
, what year was the Stars and Stripes official adopted (and remember, don’t Google it)?

High contrast colors and texts on a yard sign can boost responses by how much?
A.) 23% B.) 36%
C.)15% D.) 62%