Question

how did the development of the bessemer process affect the growth of cities?
it enabled the mass production of steel, which was used to build new factories.
it enabled the mass production of steel, which was used to build new universities.
it led to the invention of electricity, which supported expanding factories.
it led to the invention of the telegraph, which made business communications more efficient.

Explanation:

The Bessemer process enabled mass - production of steel. Steel was crucial for building new factories, which in turn attracted workers to cities, fueling urban growth. Universities were not the main structures built with Bessemer - produced steel. The Bessemer process did not lead to the invention of electricity or the telegraph.

Answer:

It enabled the mass production of steel, which was used to build new factories.