Answer:
A book can help you obtain sufficient information than a video since books include more necessary details, as well as longer examples, whereas informative videos tend to keep it short in order to get to the point quickly because viewers lose interest if it takes too long. However, a book is often long, and if it is informative, there is a good probability that there are additional pieces of evidence and information that can help you better understand the topic.
The matching of the words with their definition are:
- whence ⇒ came from. According to the dictionary, "whence" is an adverb which means "from what place?" / "from what source?".
- whither ⇒ going to. According to the dictionary, "whither" is an adverb which means "to what place? where?" / "to what end, point, action, or the like? to what?".
- where ⇒ no movement or action indicated. According to the dictionary, "where" is an adverb which means "in or at what place?"/ "in what position or circumstances?" / "in what particular respect, way, etc.?"
Violence and bloodshed... thats my guess