Well, the question does not include any information about was book or poem this comes from. However, hopefully this definition will help.
A simile is when two things are being compared using like or as. For example, the warm rain was like taking a shower. In this case, the rain is being compared to a shower.
Hope this helps!
<span>C.) by making descriptions of time and place easy to understand , this should be correct</span>
"When the feudal system succeeded on the local level, kings and emperors used the system on a much larger scale to strengthen their monarchies"
C is the choice I would make because I believe the writer is planning to answer this question: "and how come we think dogs are so smart". The writer never tells us what dogs can't do (a) or mention others being dumb (b) and doesn't make fun of humans (d)