The blue ringed octopus is hard to see due to its size (about a pencil).
The italicized pronoun <em>himself </em>is used as a <u>reflexive pronoun</u>, that is its type. <span>A </span>reflexive pronoun<span> is normally used when the object of a sentence is the same as the subject: I hurt myself, for example. </span>
I think it is imagery because it makes you imagine what it looks like, but it could be slant rhyme because the last word in each line rhyme. I would personally go with imagery but I'm not sure. -- Hope this helps
Yes it is D all the way right answer