On the planet of Scarcity, Soylent Green is a very important resource. There is 40,000 tons of Soylent Green left in the world, and people on Scarcity are using 1,000 tons per year. What can we say about the future? Select one: O a. In 40 years, Scarcity will run out of Soylent Green, and there will be a disaster for sure. O b. All of these choices are true c. The people of Scarcity have nothing to worry about, because it's not possible for an economy to collapse by running out of resources. If people start running out, the price will rise, and then people will invent an alternative to Soylent Green. O d. We can't say whether Scarcity will run out of resources and have a disaster. If people start running out of Soylent Green, the price will rise, and people will try harder to solve the problem-but they might not succeed