Early poems were written in meter first of all to distinguish them from prose, from everything written like a text.
Also, usually these poems were sung as songs, using various musical instruments, so meter was important when it came to rhythm.
Answer:
Abundant means when something is much than excepted or usual while adequate means something that is enough for the normal amount of people....
Well, which one is "external?" Headaches and stomachaches are known to exist internally, isolation is setting yourself apart which may or may not be noticed, withdrawal is declining yourself from something, while an outburst of anger is very clearly seen and heard by all. All in all, I would say D.
Answer: He has decided to kill the king