Why do you think people spread false information ​

Say something like: People spread false information for many reasons. One of those reasons would be if someone absolutely haxtes someone, they might spread rumors or false information. Another reason could be because they see something online, and they don't know it's false, so they share it thinking it's cool. For example, You see someone you truly admire on social media, like a family member or a celebrity you like. You're more inclined to believe what they're saying because of cognitive biases.