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: The less that Jane pulls on the rope, the strength of the rope 
 Option1: increases 
 Option2: decreases 
 Explanation: As the total resistance increases, the current strength decreases.
answer:
increases


question:
Question: Robby noticed a weak electrostatic force between two charged objects. He wanted to decrease the strength of this force. So how should he position them? 
 Option1: Closer together 
 Option2: Farther apart 
 Explanation: The closer the charged objects are, the stronger the electrostatic force.
answer:
Farther apart


question:
Question: Mona is a scientist studying erosion at a university. She is observing a river. If she starts taking erosion measurements at the mouth of the river and moves up to the head of the river, what will she find happens as the slope gets steeper? 
 Option1: erosion decreases 
 Option2: erosion increases 
 Explanation: Water flowing over a steeper slope moves faster and causes more erosion.
answer:

erosion increases