Mark against the correct answer in the following:

Mark $(\sqrt{ })$ against the correct answer in the following:

If $y=x^{x}$ then $\frac{d y}{d x}=$ ?

A. $x^{x} \log x$

B. $\mathrm{x}^{\mathrm{x}}(1+\log \mathrm{x})$

C. $x(1+\log x)$

D. none of these