(need help asap) Which statement is true?

A. The function f(x) = con() is an odd function because f(-5) = 1()

B. The function f(x) = sin(a) is an even function because its graphis symetrie about the origin

C. The function() Con(a) is an even function because its graphisme about the origin

D. The function f(x) = sin(a) is an odd function because I () = (0)​