Angle XYZ will be the sum of angles XYW and WYZ
XYW is complementary to 75 degrees, so
XYW = 15 degrees
WYZ = 67 degrees because it's an isosceles triangle
WYZ = 180 - 67 - 67 = 46
XYZ = XYW + WYZ = 15 + 46 = 61 degrees
Answer: 61 degrees, last choice