Which of the following is equivalent to (xnym)p(x^n y^m)^p(xnym)p?
xn+pym+px^{n+p} y^{m+p}xn+pym+p
xnpympx^{np} y^{mp}xnpymp
xn/pym/px^{n/p} y^{m/p}xn/pym/p
p(xnym)p(x^n y^m)p(xnym)