How can a filter be utilized to show only posts from their key account and opportunity records?

A sales rep at AW Computing is unable to find what they are looking for while scrolling through their Chatter feed.

How can a filter be utilized to show only posts from their key account and opportunity records?
A . Create a Chatter group.
B . Create Chatter bookmarks
C . Create a Chatter stream.
D . Create a Chatter notification.

Answer: C

Explanation:

Create a Chatter stream. This is correct because a Chatter stream allows users to follow multiple records and people in one feed, and filter the feed by selecting a stream.