（单选题）
Which statement is true regarding synonyms?（）
ASynonyms can be created only for a table
BSynonyms are used to reference only those tables that are owned by another user
CA public synonym and a private synonym can exist with the same name for the same table
DThe DROP SYNONYM statement removes the synonym, and the table on which the synonym has been created becomes invalid
正确答案
答案解析
略
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