Foreach ( ), current ( ), next ( ), reset ( ), each ( ) and array_walk ( ) all these functions are example of

Foreach ( ), current ( ), next ( ), reset ( ), each ( ) and array_walk

1.	Foreach ( ), current ( ), next ( ), reset ( ), each ( ) and array_walk ( ) all these functions are example of
A.	Searching arrays
B.	Creating arrays
C.	Iteration of arrays
D.	Deleting of arrays
Answer» D. Deleting of arrays