$\lim\limits_{x\to 1}\big[\sec\big(\large\frac{\pi x}{2}\big)$$\log x\bigg]$ is

Question

$(a)\;\large\frac{-2}{\pi}$$\qquad(b)\;-\large\frac{\pi}{2}$$\qquad(c)\;\large\frac{2}{\pi}$$\qquad(d)\;\large\frac{\pi}{2}$