In the summer vacation, Xiao Zhang's parents reported to Zhang Zhang a photography interest class and an art interest class. Xiao Zhang said after knowing that I don't want to be a photographer in the future, so why study photography. Which of the following is the premise included in Xiao Zhang's answer? ['Learn photography is not necessarily a photographer.', 'Xiao Zhang wants to be a painter rather than a photographer.', 'Only if you want to be a photographer, you need to learn photography.', 'Compared with photography, Xiao Zhang prefers to draw.']