Answer:
Interactive sites where users write about personal topics and comments to a threaded discussion are called Blogs.
Step-by-step explanation:
Blog is an online system where a writer or sometimes multiple writers describe any particular topic. The users can comment on these writings and conversations can be made. Blogs are an excellent platform to discuss any topics.
Blogs can be of different kinds depending on how a blogger chooses to write. Some types of blogging include a personal blog which is more like a diary of a person, group blogs, and microblogging.