D. Decades before men walked on the moon
Answer:
idioms
Explanation:
similies are things "like". For example, she acts like a chicken with its head cut off. inferences are a conclusion based on the basis of evidence and reasoning. which rules both of thise out and you are only left with idioms. Hope this helps!
A preview is generally a first look at something before it is released (like when a film is previewed before it’s released to the general public).