Which statement is false?

a. The Collections API provides a set of public static methods for converting collections to unmodifiable versions.
b. Unmodifable wrappers throw ModificationExceptions if attempts are made to modify the collection.
c. You can use an unmodifiable wrapper to create a collection that offers read-only access to others while allowing read-write access to yourself.
d. You can create the kind of collection mentioned in part (c) simply by giving others a reference to the unmodifiable wrapper while you also retain a reference to the wrapped collection itself.

Unmodifable wrappers throw ModificationExceptions if attempts are made to modify the collection. Actually, they throw UnsupportedOperationExceptions.