Question

How did Carnegie’s purchase of Allegheny Steel contribute to the formation of his monopoly?
The purchase enabled Carnegie to discover a more efficient production method.
The purchase enabled Carnegie to control most of the rail lines.
The purchase gave Carnegie control of coke production.
The purchase gave Carnegie new access to the raw materials he needed.

Answer 1

The purchase gave Carnegie new access to the raw materials he needed.

Explanation: Buying Allegheny Steel was part of Carnegie’s vertical integration strategy — securing sources of iron ore, coal/coke, and related facilities lowered his costs and helped him dominate the steel industry.