Adham Sayed, a Lebanese PhD student, chronicles Wuhan citizens’ life at the outbreak of COVID-19 in his book "Confidence Comes from Effectiveness: A Foreigner’s Wuhan Diary" . He remained in Wuhan during the city's lockdown and did things like: A.
writing about his experiences online B.
answering questions from people around the world C.
broadcasting livestreamed videos D.
giving interviews to various media E.
working with the people of Wuhan