DEV331. class Tweet : TimelineItem {…} class DirectMessage : TimelineItem {…} class Notification : TimelineItem {…} … TimelineItem[] items = new.
![DEV331. class Tweet : TimelineItem {…} class DirectMessage : TimelineItem {…} class Notification : TimelineItem {…} … TimelineItem[] items = new.](https://static.fdocuments.us/doc/330x215/56649eeb5503460f94bfcc01/dev331-class-tweet-timelineitem-class-directmessage-timelineitem.jpg)
