module on Organizational Behavior

Robert Springer woke up in the morning and felt a sense of joy and peace as he got ready for work. At work, though challenges came his way, he tackled them without getting stressed about them. This feeling lasted for several days that week. What is one of the reasons that Springer's feeling can be categorized as a mood and not as an emotion? It is a positive feeling It is indicated by a facial expression It is prolonged in nature It is brought about by a specific event It is more intense than emotions