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: RJ diamond is more resistant to weathering while Tony has some sandstone which is less resistant to weathering. Whose rock will likely not last as long? 
 Option1: RJ's 
 Option2: Tony's 
 Explanation: Different types of rocks weather at different rates. More resistant types of rocks will remain longer.
answer:
Tony's


question:
Question: Objects that are closer together have a _____ force of gravity. 
 Option1: stronger 
 Option2: weaker 
 Explanation: Objects that are closer together have a stronger force of gravity.
answer:
stronger


question:
Question: If Milo is racing cars on a track and one car has less mass then another, what does that tell him about the smaller cars acceleration potential compared to the larger car? 
 Option1: it's higher 
 Option2: it's lower 
 Explanation: The smaller its mass is, the greater its acceleration for a given amount of force.
answer:

it's higher