Let

$y=sintan$

Without simplification, the derivative $\frac{dy}{d}is$:

$\frac{dy}{d}=cos+se{c}^2$

$\frac{dy}{d}=costan+sinse{c}^2$

$\frac{dy}{d}=cosse{c}^2+sintan$

$\frac{dy}{d}=cosse{c}^2$

None $of$ the above.