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: 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: Derek's dad was now at a greater risk of getting a cardiovascular disease, even though nothing about his lifestyle or diet changed. The thing that did change is that his dad is now a 
 Option1: larger age 
 Option2: smaller age 
 Explanation: The older a person is, the greater their chance of developing a cardiovascular disease.
[A]: larger age


[Q]: Question: Jim is taking a photo in dim light. To get a better picture, he makes his camera shutter stay open 
 Option1: shorter 
 Option2: longer 
 Explanation: A camera shutter stays open longer in dim light to let more light in.
[A]:
longer