We focus on three main issues, including, how to incorporate affective information into chatbots, what are resources that available and can be used to build EAC, and how to evaluate EAC performance. 
 Question: What are the research questions posed in the paper regarding EAC studies?
how to incorporate affective information into chatbots, what are resources that available and can be used to build EAC, and how to evaluate EAC performance