When broadcasting live on social, keep in mind that the best broadcasts are ones that feel like a conversation between brand and viewer. Unlike other forms of social video, you’ll get more views and engagement if your video .

When broadcasting live on social, keep in mind that the best broadcasts are ones that feel like a conversation between brand and viewer. Unlike other forms of social video, you’ll get more views and engagement if your video is longer and repeats key points.

Explanation:

The power of repetition is very convincing and Focusing more on the key points ensures that the speaker of the video wants the viewers to know more about the topic rather than simply increase  the video views.The video viewers are actually the layman's ,who might not have any idea about the topic .So making long video's and providing explanation on key topics help the viewers to understand the concept in a better way

The answer to that would be prussia which would later be germany

The answer should be a.