I believe the answer is C. Decreased oil production
If the <span>East texas oil producers continue their production as usual, it would create a lot of abundant goods in the market.
Holding up production would give the market to use up all the leftover products until the level of rarity increase and the price bounced back to the equilibirum.</span>
It's not one of the options, but steam is what changed transportation during the Industrial Revolution.
D. a trade off is the concept that with every decision, you get something and give something else up
Galaxy is a whole bunch of planets rocks and stars in one galaxy.
A solar systom is when the other planets rotate around the main one. For example the galaxy that earth is located in is called the Milky Way and see there are many planets and rocks in this galaxy.