单选题：What must be done when throwing an integer as an exception?

What must be done when throwing an integer as an exception? @[A](2)

A. Integers cannot be thrown.
B. Declare integers as Throwable.
C. Import the exception class.
D. Encapsulate the integer handler





A.Integers cannot be thrown.
B.Declare integers as Throwable.
C.Import the exception class.
D.Encapsulate the integer handler


答案：A