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: Ease of mobility _____ when the animal is decreased in size. 
 Option1: increase 
 Option2: decrease 
 Explanation: The larger the animal, the heavier the exoskeleton, making movement more difficult.

A: increase
****
Q: Question: Tommy traded in his four-cylinder Pinto for an eight-cylinder Mustang. The Pinto engine was 
 Option1: more powerful 
 Option2: less powerful. 
 Explanation: The more cylinders a car engine has, the more powerful its engine can be.

A: less powerful.
****
Q: Question: John was watching the objects and noticing their reactions in the physics simulator. He observed that the larger net force moving the object, that the acceleration would be 
 Option1: Greater 
 Option2: Lesser 
 Explanation: The greater the net force acting on the object, the greater its acceleration will be, but the mass of the object also affects its acceleration.

A:
Greater
****