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: Do electric cars pollute more or less than gas cars? 
 Option1: more 
 Option2: less 
 Explanation: Plug-in hybrids run for a longer time on electricity and so are less polluting than regular hybrids.

SOLUTION: less

PROBLEM: Question: If greenhouse gas were to be halved, the global temperature would 
 Option1: increase 
 Option2: decrease 
 Explanation: A decrease in greenhouse gas levels decreases global temperature and an increase raises global temperature.

SOLUTION: decrease

PROBLEM: Question: Which wire likely has the greatest amount of resistance? 
 Option1: a bridge suspension cable 
 Option2: a paper clip 
 Explanation: The thinner the wire, the more resistance it offers.

SOLUTION:
a paper clip