What is the focus of the Iowa-based firm that crushes materials to make gravel?

What is the focus of the Iowa-based firm? A) Diversified product portfolio B) Single-product focus C) Monopoly on gravel production D) Extensive customer base

The focus of the Iowa-based firm that crushes materials to make gravel is:

B) Single-product focus

The Iowa-based firm, which crushes materials to make gravel as its only product, has a single-product focus. This means the company concentrates all its efforts and resources on producing and selling gravel.

This focus allows the company to specialize in the production of gravel and streamline its operations to be efficient in delivering high-quality gravel to its customers.

Having a single-product focus does not necessarily mean the company has a monopoly on gravel production or an extensive customer base. It simply indicates that the company's main focus is on producing gravel as its primary product.