In terms of strategy making, what is the difference between a one$-$business company and a diversified company?

Question $4$Select one:

a$.$

The first uses a business$-$level strategy, while the second uses a set of business strategies and a corporate strategy.

b$.$

The first uses a business$-$level strategy, while the second uses a corporate$-$wide strategy.

c$.$

The first uses an operating strategy, while the second uses a business$-$line strategy.

d$.$

The first uses a functional strategy, while the second uses a business$-$line strategy.

e$.$

The first uses a single$-$line strategy, while the second uses a multi$-$line strategy.