instruction:
You are given a question or fill-in-the-blank question, two answer options (Option1 and Option2) and an Explanation. Your task is to find the correct answer (return the string of the correct option, not option1/2) for the given question from the given options and using explanation.
question:
Question: _____ input force will be needed on an inclined plane with a very steep slope. 
 Option1: more 
 Option2: less 
 Explanation: The more gradual the slope of the inclined plane, the less input force is needed and the greater the mechanical advantage.
answer:
more


question:
Question: When we look at animals when their population gets bigger what happens to each animal? 
 Option1: grow bigger 
 Option2: shrink 
 Explanation: In exponential growth as the population size increases, the growth rate also increases.
answer:
grow bigger


question:
Question: Micah sees that there are less new changes going on to the ocean acidity, and can know that the greenhouse gases have 
 Option1: increased 
 Option2: decreased 
 Explanation: An increase in greenhouse gases will increase the changes that are already being seen including in ocean acidity.
answer:

decreased