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: If Milo's engine is running hot, how will adding oil affect friction? 
 Option1: increase 
 Option2: reduce 
 Explanation: To reduce friction, oil is added to the engine.

A: reduce
****
Q: Question: A bear and a fox are trying to get a piece of meat to stay frozen the longest by insulating the meat by using the heat from their bodies. Because of how thermal energy is spread, the animal who will keep the meat frozen longer is the 
 Option1: bear 
 Option2: fox 
 Explanation: Therefore, an object with more mass has greater thermal energy than an object with less mass, even if their individual atoms are moving at the same speed.

A: fox
****
Q: Question: A cell in a dog's large intestine grew in surface area, which allowed the cell to take in more nutrients. This means that the cell's increased surface area allowed its functioning to 
 Option1: increase 
 Option2: decrease. 
 Explanation: In Life Sciences it is important to note that whenever a structure has an increased surface area, there is an increase in the functioning of that structure.

A:
increase
****