Here are the answers to your questions based on the figurative language used in each line or passage:
Question 1:
"The wind whispered through the willows, warning of winter's arrival."
Answer: A. Alliteration
Question 2:
"Life is like a roller coaster, with its ups and downs, twists and turns."
Answer: B. Simile
Question 3:
"The stars danced across the midnight sky."
Answer: C. Personification
Question 4:
"The ancient warrior was an Achilles, undefeated in battle."
Answer: C. Allusion
Question 5:
"The autumn leaves were golden coins scattered across the ground."
Answer: D. Metaphor