Answer:
True. However, those are not two types of discussion groups, but only one.
Explanation:
Online forums possess a tree-like structure. A forum can contain several sub-forums discussing topics somehow related to the original subject.
Forum conversations differ from chat, because messages are typically longer, and are stored for longer. Each conversation in an online forum is called a "thread".
A bulletin board is a<em> type </em>of online forum in which its participants post questions to a related topic and other members try to provide the answer to that question. The answer is open to discussion and other members are free to intervene and correct the answer, if needed. A moderator is usually present, to ensure ethical behaviour and encourage the participants.
A The Atlantic because everything else is either heading or main ideas.
Answer: Perhaps something with Fashion, artwork, daily pages with pets, singers, sport groups, there is a lot of variety maybe even video games
Explanation: depends on your interest!