According to Africa Center, actors inside and outside African countries are actively exploiting social media platforms and content sharing sites like Facebook, Twitter, Telegram and TikTok to spread disinformation. 

_______ is the term used to describe an organized activity that is intended to create a false impression of a widespread, spontaneously arising, grassroots movement in support of or in opposition to something (such as a political policy) but that is in reality initiated and controlled by a concealed group or organization. 

In 2020, the Africa Center found that bad actors created fake social media accounts claiming to be nonprofits, charities and different communities to undermine democratically elected leaders in order to create instability, or even create an environment that would be receptive to military coups. One-third of the posts were reposted within ___ seconds of each other.