【单选题】
public class Person { <br /> private name； <br /> public Person（String name） { <br /> this.name = name； <br /> } <br /> public int hashCode（） { <br /> return 420； <br /> } <br /> } <br /> Which is true？（） 
A、 The time to find the value from HashMap with a Person key depends on the size of the map.
B、 Deleting a Person key from a HashMap will delete all map entries for all keys of typePerson.
C、 Inserting a second Person object into a HashSet will cause the first Person object to beremoved as a duplicate.
D、 The time to determine whether a Person object is contained in a HashSet is constant and does NOT depend on the size of the map.
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