TASK DEFINITION: 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.
PROBLEM: Question: Hassan and Ratna each received new automatic cameras as presents. To test their new cameras, Hassan took a picture of the beach that afternoon, while Ratna waited until it was dark outside to take a picture of a python in the moonlight. The shutter of whose camera stayed open shorter? 
 Option1: Hassan 
 Option2: Ratna 
 Explanation: A camera shutter stays open longer in dim light to let more light in.

SOLUTION: Hassan

PROBLEM: Question: If a device were to become more efficient, it would produce _____ usable energy. 
 Option1: more 
 Option2: less 
 Explanation: The more efficient a device is, the greater the percentage of usable energy it produces.

SOLUTION: more

PROBLEM: Question: If James measured the air pressure in the winter and compared it to the air pressure in the summer, which season would have less pressure? 
 Option1: winter 
 Option2: summer 
 Explanation: Decreasing air temperature increases atmospheric pressure.

SOLUTION:
winter