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: Bob is testing samples of ocean water from different places. The sample of water from off India's coast has less dissolved carbon dioxide, than the sample of water from off the United States' coast. Therefore, the water from _____ coast is more acidic. 
 Option1: India's 
 Option2: United States' 
 Explanation: With higher levels of dissolved carbon dioxide in ocean water, the water becomes more acidic.

Answer: United States'


Question: Question: If Jim is performing experiments on plants and he manages to increase the rate of photosynthesis in those plants, what happens to the amount of stored glucose inside the plants? 
 Option1: it increases 
 Option2: it decreases 
 Explanation: As photosynthesis increases, the amount of stored glucose in the guard cells increases.

Answer:
it increases