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: Due to levels of friction which of these would be easier to push across the ground? 
 Option1: A 10 pound brick 
 Option2: A 1000 pound block 
 Explanation: The faster or larger a moving object is, the greater is the fluid friction resisting its motion.

SOLUTION: A 10 pound brick

PROBLEM: Question: Shirley wants to make sure that her frequencies are high, so she will have her wavelengths for the electromagnetic waves be 
 Option1: shorter 
 Option2: longer 
 Explanation: Longer wavelength electromagnetic waves have lower frequencies, and shorter wavelength waves have higher frequencies.

SOLUTION: shorter

PROBLEM: Question: An isomer with more branching than another will have a _____ melting point. 
 Option1: higher 
 Option2: lower 
 Explanation: The more branching there is in isomers, the lower the boiling and melting points are.

SOLUTION:
lower