Given the function f x x ( ) = sin, which statement verifies the periodic character of the function? F. sin sin , where 2 ( xp x p ) = = ( ) π
G. sin sin , where ( xp x p ) = = ( ) π
H. sin sin , where 2 ( x p x p + = = ) ( ) π
J. sin sin , where ( x p x p + = = ) ( ) π