The Web 2.0 revolution has changed the way businesses communicate with consumers and within their own organizations. Podcasts, wikis, and blogs can be used to build reputations, communicate with customers to increase visibility, and streamline internal communication processes. Businesses have embraced podcasting to broadcast repetitive information that doesn’t require . For example, some companies use podcasts to broadcast HR policies that can be accessed on demand. How can companies use wikis?a. To document internal work flows and processesb. To facilitate customer interactionc. For building professional networks