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.

Q: Question: A puppy, compared to a elephant, is a smaller size, and therefore the weight of the puppy, compared to the elephant, is 
 Option1: greater 
 Option2: lesser 
 Explanation: The larger the animal, the heavier the exoskeleton, making movement more difficult.

A: lesser
****
Q: Question: Mona loves to travel the world. She has been to nearly every country. If she notices that some countries appear to be warmer then others, what can she determine about their proximity to the equator? 
 Option1: farther away 
 Option2: closer 
 Explanation: Areas near the equator are warmer than areas near the poles because they receive more direct sunlight.

A: closer
****
Q: Question: If Mary is cleaning her pool and she lowers the pH value of the water, what happens to the acidity of the water? 
 Option1: increases 
 Option2: decreases 
 Explanation: Acids have pH values below 7. The lower the pH value, the more strongly acidic the substance.

A:
increases
****