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: If someone has a larger than average physical heart then it will beat _____ in order to pump blood. 
 Option1: more 
 Option2: less 
 Explanation: When the heart expels more blood with each stroke, the heart has to beat less often in order to maintain the same volume of blood flow.

A: less
****
Q: Question: Two hands are rubbing together fast, two other hands rub slowly, so the faster hands will make heat in amounts that are 
 Option1: larger 
 Option2: smaller 
 Explanation: Friction causes the molecules on rubbing surfaces to move faster, so they have more energy. This gives them a higher temperature, and they feel warmer.

A: larger
****
Q: Question: Compared to a large flat sheet of glass, would the curved lenses of a pair of binoculars refract 
 Option1: less light? 
 Option2: more light 
 Explanation: The more curved the surface of a lens is, the more it refracts light.

A:
more light
****