Which is true about the result of the productivity calculation? (2 points)

A) High productivity will give a company a competitive advantage.

B) A negative number means that it costs more to produce a product than you are selling it for.

C) The calculation result is helpful if it can be compared to your company's productivity over time.

D) A positive number means that it costs more to produce a product than you are selling it for.

E) A negative number means that productivity is declining.

F) A number close to zero means low productivity.

G) High productivity is a top priority when pursuing a broad differentiation strategy.

H) The calculation result is helpful if it can be compared to a competitor's productivity.

I) A raw number on its own is not very useful.