In what module multiple instances of execution will yield the same result even if one instance has not terminated before the next one has begun ?

In what module multiple instances of execution will yield the same res

1.	In what module multiple instances of execution will yield the same result even if one instance has not terminated before the next one has begun ?
A.	Serially usable
B.	Re-entrable module
C.	Non reusable module
D.	None of these
Answer» C. Non reusable module