In daily digital communications, it feels like emojis have started to completely replace the words we send each other in WeChat or QQ. Why do emojis become sO popular? Now listen to a conversation and choose the best answer to each of the questions you hear.
选项：

A:Emojis are so simple for people to use.
B: Emojis are interesting images people like.
C: Emojis can help people see each other.
D: Emojis can help people express emotions.