Answer: A lank tentacular appendage gripped the edge of the cylinder, another swayed in the air.
Explanation: The word aesthetic refers to a sense of beauty. It typically is conveyed in words by description through the use of adjectives. With the use of the phrase "lank tentacular appendage" the sentences has an aesthetic impact. The sentence does not need these details but helps the reader to have a clear visual picture of the aliens appearance.
The answer is symbolism.
You are able to gain the meaning of a thing or an act through observing
it and interpreting what it is doing or what it stands for. Only through observation can you understand
and interpret what it represents.