The digital divide refers to the fact that people's information acquisition, information processing and information dissemination are all realized through digital technology due to the influence of information and the Internet. As a result, the gap between different individuals, groups or countries in ideology, economy, culture and politics is getting bigger and bigger.
According to the above definition, which of the following options does not involve the digital divide?
Xiao Song, who came home from the holiday, chatted with his classmates on his mobile phone with new online words. His grandma couldn't understand a word.