which of the folllowing is the main benefit of adding a new product line

Question

it eliminates the need to improve product quality
it adds valuable depth to a companys products mix
it opens up more growth than most companys can find by staying with one product line
it ensures that all the products in the mix can share the same family brand

Answer 1

The main benefit of adding a new product line is that it opens up more growth than most companies can find by staying with one product line.