What technological development gave the greatest boost to the economies of the grasslands of Australia,New Zealand,and the South American pampa?

Question

Quizplus · Accepted Answer

Steamships and refrigeration allowed for the easy transportation and preservation of perishable goods, such as meat and dairy products, from the grasslands of Australia, New Zealand, and the South American pampa to markets around the world. This boosted the economies of these regions by enabling them to export their agricultural products on a large scale.

What Technological Development Gave the Greatest Boost to the Economies