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 Mona is comparing the erosion rates of two rocks and she notices that granite is softer then marble, which rock will water erode faster? 
 Option1: granite 
 Option2: marble 
 Explanation: The water erodes the softer rock faster than the harder rock.

A: granite
****
Q: Question: If Jim is transmitting electricity through a wire and he reduces the size of that wire, the electrons move through it 
 Option1: easier 
 Option2: harder 
 Explanation: A thinner wire is more difficult for electrons to move through than a thicker wire.

A: harder
****
Q: Question: An increase in protein production indicates _____ ribosomes on the ER. 
 Option1: more 
 Option2: less 
 Explanation: The folds present in the membrane increase the surface area allowing more ribosomes to be present on the ER, thereby allowing greater protein production.

A:
more
****