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.
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Question: Question: What would happen to the speed of Earth's orbit if our planet were to move closer to the Sun? 
 Option1: increased speed 
 Option2: decreased speed 
 Explanation: The Earth travels faster in its elliptical orbit when it is closer to the Sun than when it is farther away.

Answer: increased speed


Question: Question: When you are mixing paints if you add less water the colors will be 
 Option1: darker 
 Option2: lighter 
 Explanation: If the kidneys remove less water from the blood, the blood will look darker, because there is less water in it.

Answer: darker


Question: Question: When we get warm we become 
 Option1: faster 
 Option2: slower 
 Explanation: If the gas is cooled, the particles will move more slowly, because they will have less energy.

Answer:
faster