Which one of the following is true?

Multiple choice

$$ A firm with low anticlpated profits will likely take on a high level of debt.

$$ Investors will generally view an increase in leverage as a positive sign of the firm's value.

Rational investors are likely to infer a higher firm value if a firm is all$-$equity financed.

Rational firms raise debt levels when profits are expected to decline.

High$-$growth firms with future positive net present value projects tend to have high levels of $d$