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.

[Q]: Question: Tanya has a substance with mass 10kg. Logan has a substance with mass 5kg. If both substances are the same size, who has the less dense substance. 
 Option1: Tanya 
 Option2: Logan 
 Explanation: If we have two materials with the same volume, the material with a higher mass will be more dense.
[A]: Logan


[Q]: Question: Terry adds a shorter resistor to the circuit. The resistor offer _____ than the other one. 
 Option1: more 
 Option2: less 
 Explanation: The longer the resistor, the more resistance it has.
[A]: less


[Q]: Question: If Jim decreases the pH value of his swimming pool, the base becomes 
 Option1: stronger 
 Option2: weaker 
 Explanation: The higher the pH value is, the stronger the base.
[A]:
weaker