Which of the Following Macros Can Put a Micro Assembler

Which of the following macros can put a micro assembler into an infinite loop?
(i)
) MACRO M1 X
) IF EQ, X ;if X=0 then
M1 X + 1
) ENDC
) IF NE X ;IF X?0 then
) WORD X ;address (X) is stored
Here
) ENDC
) ENDM
(ii)
) MACRO M2X
) IF EQ XM2 X.
ENDC
) IF NE, X
) WORD X+1
) ENDC
) ENDM

A) (ii) only
B) (i) only
C) Both (i) and (ii)
D) None of the above