instruction:
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:
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.
answer:
longer


question:
Question: Mary loves to observe the Sun. If she's looking at the Sun one day and notices more sunspots then she usually sees, what is happening to the amount of solar energy reaching the Earth? 
 Option1: increasing 
 Option2: decreasing 
 Explanation: When there are more sunspots the Sun is more active and there are more solar storms and more of the Sun's energy reaches the Earth.
answer:
increasing


question:
Question: When people learned how to farm the population 
 Option1: decreased 
 Option2: increased 
 Explanation: More recently, the death rate has fallen because of the availability of more food and medical advances.
answer:

increased