“…Sentiment analysis is described as the fi eld of study that analyzes people's opinions, sentiments, evaluations, appraisals, attitudes, and emotions towards entities, such as products, services, organizations, individuals, issues, events, topics, and their attributes (Liu, 2012). In fact, rather than answering surveys about products and services, consumers freely express their thoughts and emotions on social media (Hu et al, 2017). Sentiment analysis tasks can be done at several levels, as suggested by Kumar and Sebastian (2012): word level, phrase or sentence level, document level, and feature level.…”