# role. Use full_name as the output for the as_string method. The
# Employee subclass should still override this output.
#
-# Implement a role HasMoney. This should provide a read-write
+# Implement a role HasAccount. This should provide a read-write
# "balance" attribute. It should also implement "deposit" and
# "withdraw" methods. Attempting to reduce the cash balance below 0
# via "withdraw" should die with an error that includes the string: