The following statements regarding the price$/$earnings ratio $(\frac{P}{E}$ ratio$)$ are true except

a$)\frac{P}{E}$ ratios should be compared among firms in the same industry.

b$)$ A relatively low $\frac{P}{E}$ ratio indicates that investors expect sluggish growth or an uncertain future.

C$)$ The $\frac{P}{E}$ ratio is a measure of a stock's relative price.

$$ d$)$ P$/$E ratios for most corporations have ranged between $5$ and $10.$