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: A person moving south from the North Pole will receive _____ direct sunlight. 
 Option1: more 
 Option2: less 
 Explanation: Areas near the equator are warmer than areas near the poles because they receive more direct sunlight.

SOLUTION: more

PROBLEM: Question: Ed is adding a resistor to a circuit. If he needs it to have more resistance, he should add a resistor that is 
 Option1: shorter. 
 Option2: longer 
 Explanation: Longer length resistors will offer more resistance than shorter resistors.

SOLUTION: longer

PROBLEM: Question: If Jim works hard and increases the strength of his muscles, his endurance becomes 
 Option1: greater 
 Option2: smaller 
 Explanation: Aerobic exercise increases the size and strength of muscles in the heart and helps all your muscles develop greater endurance.

SOLUTION:
greater