Adult illiteracy is a major problem worldwide especially in developing countries. Adult Basic Education (ABE) programs working in this context are not very effective due to lack of motivation for the people who are not literate. The reason is inadequate learning content and content delivery methods. https://xafdxgooxnkspt.timeblog.net/70687892/the-value-of-decision-making-to-the-airlines-an-analysis-of-passenger-preferences-on-check-ins