Answer:
its 3. Increasing oil imports
Explanation:
good luck:)
With the expression "greek miracle" we designate the appearance scientific knowledge, their achievements include great greek personages who had achieved really big disciplines like literature, history, geometry, mathematics, philosophy, etc, in the other hand the culture has also took biblical sources, which means accumulated knowledge in the sacred scriptures. so that's how Sumerian's achievements spread to other lands.
It ships the whole world's oil.
The question is ask to list four new inventions, design or ideas of the 1780's, base on my further research and listing, the following are the answer and I do hope you are satisfied with my answer and feel free to ask for more
#1 Ice Cream
#2 Mayonnaise
#3 Piano
#4 Light bulb