Answer:
simili
Explanation:
The following sentence is given in the question :
The inside of the car was as stinky as rotten garbage.
The above sentence is a simili.
A smili may be defined as a figure of speech or a sentence where it is used to compare one thing to another. It is used to make description more vivid. It is a figurative speech.
In the sentence above, the smell inside the car is compared to the rotten garbage.
