A.equal to 1

B.invalid

C.equal to 2

D.equal to -1

A.translate the source code into machine code

B.rearrange the source code to make it clearer

C.check the source code in order to see if its correct

D.execute the source code

A.yes. by using the hasattr () method

B.yes, by using the hasattr attribute

C.yes, by using the hasattr () function

D.no, it is not possible

A.print 2 1

B.print <generator object f at (some hex digits)>

C.print 1 2

D.cause a runtime exception

A.a () == 4

B.b () ==4

C.a is not None

D.a ! =b