Which would prove that △ABC ~ △XYZ? Check all that apply

Which would prove that △ABC ~ △XYZ? Check all that apply.

a. BA/XY=BC/YZ=AC/XZ

b. BA/YX=BC/YZ, <C=<Z

c. AC/XZ=BA/YX, <A=<X

d. BA/YX=AC/YZ=BC/XZ

e. BC/XY=BA/ZX, <C=<X