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.

Question: When there is more fluid in a tube the pressure in the tube 
 Option1: increases 
 Option2: decreases 
 Explanation: If blood volume in the body decreases, blood pressure decreases.
increases

Question: If John heats a gas in his bunsen burner, what would happen to the gas particles? 
 Option1: they would move faster 
 Option2: they would move slower 
 Explanation: If the gas is heated, the particles will move faster as they gain more energy.
they would move faster

Question: Dean switched to using biofuel for his business because their clean burning creates _____ pollution and carbon dioxide. 
 Option1: more 
 Option2: less 
 Explanation: The advantage to biofuels is that they burn more cleanly than fossil fuels. As a result, they create less pollution and less carbon dioxide.

less