The sentence below is an example of a 1. dangling modifier
2. comma splice
3. coherent sentence
4. sentence fragment

Carrying an umbrella, the dog walked beside his master.

I would say the sentence represents a comma splice bud

Explanation:

d) the narrator even suggested that the white whale, moby d, was ubiquitous and present in every ocean at every moment.  

reading poetry is challenging when you don't have or very little of social context and culture schema.

solution: read the introduction, the norm, or even explaination if you still dont get it.