Given that  x=(-1)*(-1)2*(-1)3*...*(-1)2013  an...

Given that  x=(-1)*(-1)2*(-1)3*...*(-1)2013  and  y=(-1)*(-1)2*(-1)3*...*(-1)16

Three of the following statements  are true and one is false.  Which one is  false?