A Blog Is ________,Whereas a Wiki Is

A blog is ________,whereas a wiki is

A) a log of an individual's Internet activity;Internet activity updated by the user.
B) a website for companies to gather customer insights;an academic tool to post grades and projects.
C) a website whose online content is created and edited by the ongoing collaboration of end users;a publicly accessible personal journal and online forum for an individual or organization.
D) a publicly accessible personal journal and online forum for an individual or organization;a website whose online content is created and edited by the ongoing collaboration of end users.
E) an advertising forum;an artistic forum.