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.

[EX Q]: Question: Kevin has a hybrid car and Steve has a large truck. Which car likely pollutes less? 
 Option1: hybrid 
 Option2: truck 
 Explanation: Plug-in hybrids run for a longer time on electricity and so are less polluting than regular hybrids.
[EX A]: hybrid

[EX Q]: Question: Eric is researching near the Equator. Rob is researching near the North Pole. The warmest area is 
 Option1: Eric's 
 Option2: Reid's 
 Explanation: Areas near the equator are warmer than areas near the poles because they receive more direct sunlight.
[EX A]: Eric's

[EX Q]: Question: Ulysses pilots his drill ship deep into the Earth's core, then back up. His ship is subjected to _____ temperature and pressure at the surface. 
 Option1: less 
 Option2: more 
 Explanation: As the rocks move deeper into the Earth, temperature and pressure increase.
[EX A]:
less