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: If Todd removes a resistor to the circuit, then the current will be 
 Option1: stronger 
 Option2: weaker. 
 Explanation: If we increase the resistance in a series circuit, by adding more resistors, then the total current decreases.

SOLUTION: stronger

PROBLEM: Question: As Earth's climate becomes warmer it will develop _____ varieties of vegetation? 
 Option1: less 
 Option2: more 
 Explanation: The warmer a climate is, the more types of vegetation it will have and the greater the rate of biological weathering.

SOLUTION: more

PROBLEM: Question: Eric built his telescope lower. The interference from the atmosphere down here is 
 Option1: lower 
 Option2: higher 
 Explanation: Many observatories are built on high mountains. There is less air above the telescope, so there is less interference from the atmosphere.

SOLUTION:
higher