Read the sentence from Common Sense. Why is this sentence an example of the use of simile?

The least fracture now will be like a name engraved with the point of a pin on the tender rind of a young oak.
A. A fracture is said to be the same thing as an engraved name.
B. An oak is used to suggest the strength of the American colonists.
C. A young oak tree is ascribed human qualities.
D. A fracture and an engraved name are compared using the word "like.