Which statements are true， given the code new FileOutputStream（"data"， true） for creating an object of class FileOutputStream？（）  

• A、FileOutputStream has no constructors matching the given arguments.
• B、An IOExeception will be thrown if a file named "data" already exists.
• C、An IOExeception will be thrown if a file named "data" does not already exist.
• D、If a file named "data" exists， its contents will be reset and overwritten.
• E、If a file named "data" exists， output will be appended to its current contents.