The correct answer is B. The Sun Is Setting.
I took the same test. ☻
The basic unit of meter in poetry is a foot.
Syllable would be the correct answer if the option said 'stressed or unstressed syllable,' because there are two types of syllables, not only the unstressed one. An iamb and a trochee are types of feet in poetry, so they are incorrect as well. A foot is a unit of meter which consists of a number of syllables.
Answer:
it is a metaphor
Explanation:
Because you are comparing something without using like or as, if you were using like or as it would be a simile