Which three are bad practices?

Which three are bad practices?

A.
Checking for an IOException and ensuring that the program can recover if one
occurs

B.
Checking for ArrayIndexoutofBoundsException when iterating through an array to
determine when all elements have been visited

C.
Checking for Error and. If necessary, restarting the program to ensure that users
are unaware problems

D.
Checking for FileNotFoundException to inform a user that a filename entered is not
valid

E.
Checking for ArrayIndexoutofBoundsException and ensuring that the program can
recover if one occur